Finding the Fourth Proportional to 173,528,163.18, 239,469,319.98 and 94,143,220.61
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Solution
The fourth proportional to 173,528,163.18, 239,469,319.98 and 94,143,220.61 is: 129,917,891.17
Step by Step Solution
- Step 1: Write the proportion equation
173,528,163.18 : 239,469,319.98 = 94,143,220.61 : x - Step 2: Convert to fraction form
173,528,163.18/239,469,319.98 = 94,143,220.61/x - Step 3: Cross multiply
173,528,163.18x = 239,469,319.98 × 94,143,220.61 - Step 4: Simplify right side
173,528,163.18x = 22,544,413,019,006,476 - Step 5: Solve for x
x = 22,544,413,019,006,476/173,528,163.18 - Step 6: Final answer
x = 129,917,891.17
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.