| 1 ft = 304800000000000 fm |
| 2 ft = 609600000000000 fm |
| 3 ft = 914400000000000 fm |
| 4 ft = 1219200000000000 fm |
| 5 ft = 1524000000000000 fm |
| 6 ft = 1828800000000000 fm |
| 7 ft = 2133600000000000 fm |
| 8 ft = 2438400000000000 fm |
| 9 ft = 2743200000000000 fm |
| 10 ft = 3048000000000000 fm |
| 15 ft = 4572000000000000 fm |
| 50 ft = 15240000000000000 fm |
| 100 ft = 30480000000000000 fm |
| 500 ft = 152400000000000000 fm |
| 1000 ft = 304800000000000000 fm |
| 5000 ft = 1524000000000000000 fm |
| 10000 ft = 3048000000000000000 fm |