138 kilometers in meters
Result
The conversion result is: 138 kilometers is equivalent to 138000 meters.[1]
Conversion formula
How to convert 138 kilometers to meters?
We know (by definition) that: 1 km = 1000 m.
We can set up a proportion to solve for the number of meters.
1 km / 138 km = 1000 m / x m
Now, we cross multiply to solve for our unknown x:
x m = (138 km / 1 km) * 1000 m → x m = 138000 m
Conclusion:
138 km = 138000 m
Conversion in the opposite direction
The inverse of the conversion factor is that 1 meter is equal to 7.2463768115942e-06 times 138 kilometers.
It can also be expressed as: 138 kilometers is equal to 1 / 7.2463768115942e-06 meters.
Approximation
An approximate numerical result would be: one hundred and thirty-eight kilometers is about one hundred and thirty-eight thousand meters, or alternatively, a meter is about zero times one hundred and thirty-eight kilometers.
Footnotes
[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).
Results may contain small errors due to the use of floating point arithmetic.