| x | = | ( | 33 500000 | × | 4 | ) | ÷ | ( | 3141593 1000000 | × | 3 500 | × | 3 500 | ) |
| Multiply both sides of the equation by: | ( | 3141593 1000000 | × | 3 500 | × | 3 500 | ) |
| x | ( | 3141593 1000000 | × | 3 500 | × | 3 500 | ) | = | ( | 33 500000 | × | 4 | ) |
| x | × | 3141593 1000000 | × | 3 500 | × | 3 500 | = | ( | 33 500000 | × | 4 | ) |
| x | × | 3141593 1000000 | × | 3 500 | × | 3 500 | = | 33 500000 | × | 4 |