16 125 | ÷ | x | = | 1289 10000 | ÷ | 86289 100000 |
| Multiply both sides of the equation by: | x |
16 125 | = | 1289 10000 | ÷ | 86289 100000 | × | x |
1289 10000 | ÷ | 86289 100000 | × | x | = | 16 125 |
12890 86289 | x | = | 16 125 |
| x | = | 16 125 | ÷ | 12890 86289 |
| = | 16 125 | × | 86289 12890 |
| = | 8 125 | × | 86289 6445 |
| x | = | 690312 805625 |
| x | = | 0.856865 |