30 millimeters in kilometers

Result

The conversion result is: 30 millimeters is equivalent to 3e-05 kilometers.[1]

Conversion formula
How to convert 30 millimeters to kilometers?

We know (by definition) that: 1 mm = 1e-06 km.

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

1 mm / 30 mm = 1e-06 km / x km

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

x km = (30 mm / 1 mm) * 1e-06 km → x km = 2.9999999999999997e-05 km

Conclusion:

30 mm = 2.9999999999999997e-05 km

Conversion in the opposite direction

The inverse of the conversion factor is that 1 kilometer is equal to 33333.3333333333 times 30 millimeters.

It can also be expressed as: 30 millimeters is equal to 1 / 33333.3333333333 kilometers.

Approximation

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

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.