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Foot Inch Converter

Enter a value in one of the fields to convert feet to inches:

Formula

To calculate the length in inches you multiply the length in feet by 12.0:

About the Units

Foot

The foot is a unit of length for measuring medium distances, used primarily in the United States. Its length equals 12 inches, 1/3 of yard and exactly 0.3048 meters.

Inch

The inch is a unit of length for measuring small distances, primarily used in the USA. It equals 1/12 of a foot and 2.54 centimeters.

Important Distances

  Feet Inches
Marathon 138,435.0 1,661,220.5
Race track "Mille Miglia" 5,279,855.6 63,358,267.7
Earth radius 20,925,738.2 251,108,858.3
Earth circumference 131,480,288.7 1,577,763,464.6
Distance earth ↔ moon 1,261,154,855.6 15,133,858,267.7
Distance earth ↔ sun 490,793,241,469.8 5,889,518,897,637.8