| 1140 ft * | 30.48 cm | = 34747.2 cm | 
| 1 ft | 
| Natuurkundige eenheid | Lengte-eenheid | 
|---|---|
| Nanometer | 3.47472e+11 nm | 
| Micrometer | 347472000.0 µm | 
| Millimeter | 347472.0 mm | 
| Centimeter | 34747.2 cm | 
| Inch | 13680.0 in | 
| Voet | 1140.0 ft | 
| Yard | 380.0 yd | 
| Meter | 347.472 m | 
| Kilometer | 0.347472 km | 
| Mijl | 0.2159090909 mi | 
| Zeemijl | 0.1876198704 nmi | 
