Femtometer to kilometer converter (fm to km)

Conversion Formula

1 fm = 1.0E-18 km

Step-by-Step Explanation

1. Understand the base relationship:
   1 fm = 1.0E-15 meters
   1 Kilometer = 1000 meters
2. Establish the conversion factor:
   1 fm = (1.0E-15 m) / (1000 m/km) = 1.0E-18 km
3. Apply the conversion:
   Multiply the value in fm by 1.0E-18 to get the equivalent in km

Example Conversion

Convert 5 fm to km:

5 fm × 1.0E-18 = 5.0E-18 km