Finding the Fourth Proportional to 91,228,834.92, 125,894,789.16 and 49,411,860
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Solution
The fourth proportional to 91,228,834.92, 125,894,789.16 and 49,411,860 is: 68,187,823.53
Step by Step Solution
- Step 1: Write the proportion equation
91,228,834.92 : 125,894,789.16 = 49,411,860 : x - Step 2: Convert to fraction form
91,228,834.92/125,894,789.16 = 49,411,860/x - Step 3: Cross multiply
91,228,834.92x = 125,894,789.16 × 49,411,860 - Step 4: Simplify right side
91,228,834.92x = 6,220,695,696,703,437 - Step 5: Solve for x
x = 6,220,695,696,703,437/91,228,834.92 - Step 6: Final answer
x = 68,187,823.53
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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.