| 30 | × | 15309 50 | x | × | 10 | = | 30 | × | 15309 50 | − | 20 | × | 17523 50 |
| Left side of the equation = | 91854 | x |
| 91854 | x | = | 30 | × | 15309 50 | − | 20 | × | 17523 50 |
| Right side of the equation = | 45927 5 | − | 35046 5 |
| = | 10881 5 |
| 91854 | x | = | 10881 5 |
| x | = | 10881 5 | ÷ | 91854 |
| = | 10881 5 | × | 1 91854 |
| = | 403 5 | × | 1 3402 |
| x | = | 403 17010 |
| x | = | 0.023692 |