242 millimeters in kilometers

Conversion formula
How to convert 242 millimeters to kilometers?

We know (by definition) that: $1\mathrm{mm}=1e-06\mathrm{km}$

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

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

Conclusion: 242 ⁢ mm = 0.000242 ⁢ km

Conversion in the opposite direction

The inverse of the conversion factor is that 1 kilometer is equal to 4132.23140495868 times 242 millimeters.

It can also be expressed as: 242 millimeters is equal to $\frac{1}{\mathrm{4132.23140495868}}$ kilometers.

Approximation

An approximate numerical result would be: two hundred and forty-two millimeters is about zero kilometers, or alternatively, a kilometer is about four thousand, one hundred and thirty-two point two two times two hundred and forty-two millimeters.