| 4 | ÷ | x | × | ( | x | − | 163 10 | × | 1937 10000 | ÷ | 1 5 | ) | × | 3 | × | 431 250 | × | 27 25 | = | 113 100 | × | 237 1000 |
| Multiply both sides of the equation by: | x |
| 4 | ( | x | − | 163 10 | × | 1937 10000 | ÷ | 1 5 | ) | × | 3 | × | 431 250 | × | 27 25 | = | 113 100 | × | 237 1000 | x |
| 4 | x | × | 3 | × | 431 250 | × | 27 25 | − | 4 | × | 163 10 | × | 1937 10000 | ÷ | 1 5 | × | 3 | × | 431 250 | × | 27 25 | = | 113 100 | × | 237 1000 | x |