138 meters in kilometers

Conversion formula
How to convert 138 meters to kilometers?

We know (by definition) that: $1\mathrm{m}=0.001\mathrm{km}$

We can set up a proportion to solve for the number of kilometers.

Now, we cross multiply to solve for our unknown $x$:

Conclusion: 138 ⁢ m = 0.138 ⁢ km

Conversion in the opposite direction

The inverse of the conversion factor is that 1 kilometer is equal to 7.2463768115942 times 138 meters.

It can also be expressed as: 138 meters is equal to $\frac{1}{\mathrm{7.2463768115942}}$ kilometers.

Approximation

An approximate numerical result would be: one hundred and thirty-eight meters is about zero point one four kilometers, or alternatively, a kilometer is about seven point two five times one hundred and thirty-eight meters.