Conversion formula how to convert 140 pounds to kilograms?

We know (by definition) that:1⁢lb≈0.45359237⁢kg

We can set up a ratio to deal with for the number of kilograms.

You are watching: How many kilograms is 140 pounds


Now, us cross multiply to solve for ours unknown x:




Conversion in opposing direction

The station of the conversion element is the 1 kilogram is same to 0.015747304441777 time 140 pounds.

It can likewise be to express as: 140 pounds is equal to 1 0.015747304441777 kilograms.


An almost right numerical result would be: one hundred and also forty pounds is around sixty-three suggest five zero kilograms, or alternatively, a kilogram is around zero suggest zero 2 times one hundred and also forty pounds.

Units involved

This is how the devices in this conversion space defined:


The pound or pound-mass (abbreviations: lb, lbm for most pounds) is a unit the mass offered in the royal units, United claims customary and also other solution of measurement. A variety of different meanings have to be used, the most typical today being the international avoirdupois pound which is legally characterized as exactly 0.45359237 kilograms, and which is split into 16 avoirdupois ounces.<3> The global standard symbol for the avoirdupois pound is lb.The unit is descended from the roman libra (hence the abbreviation lb). The English word pound is cognate with, amongst others, German Pfund, dutch pond, and Swedish pund. All at some point derive from a borrowing right into Proto-Germanic of the Latin expression lībra pondō a lb by weight, in which words pondō is the ablative instance of the Latin noun pondus.

Wikipedia web page of pounds


The kilogram is the base unit of fixed in the global System of devices (the Metric system) and also is defined as being same to the massive of the global Prototype that the Kilogram. The avoirdupois (or international) pound, offered in both the imperial and US customary systems, is defined as exactly 0.45359237 kg, make one kilogram approximately equal to 2.2046 avoirdupois pounds. Other classic units that weight and also mass around the human being are additionally defined in terms of the kilogram, do the IPK the main standard for virtually all devices of massive on Earth.

See more: The Atmospheric Pressure Is 700 Mm Hg. What Is The Pressure In Inches Of Hg?

Wikipedia web page of kilograms


<1> The precision is 15 far-ranging digits (fourteen digits to the right of the decimal point).