Finding the Fourth Proportional to 71,902,793, 99,226,204.28 and 39,307,745
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Solution
The fourth proportional to 71,902,793, 99,226,204.28 and 39,307,745 is: 54,244,879.40
Step by Step Solution
- Step 1: Write the proportion equation
71,902,793 : 99,226,204.28 = 39,307,745 : x - Step 2: Convert to fraction form
71,902,793/99,226,204.28 = 39,307,745/x - Step 3: Cross multiply
71,902,793x = 99,226,204.28 × 39,307,745 - Step 4: Simplify right side
71,902,793x = 3,900,358,335,156,148.50 - Step 5: Solve for x
x = 3,900,358,335,156,148.50/71,902,793 - Step 6: Final answer
x = 54,244,879.40
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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.