Finding the Fourth Proportional to 247,897,217.07, 371,891,226.20 and 102,251,326.95
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Solution
The fourth proportional to 247,897,217.07, 371,891,226.20 and 102,251,326.95 is: 153,395,717.02
Step by Step Solution
- Step 1: Write the proportion equation
247,897,217.07 : 371,891,226.20 = 102,251,326.95 : x - Step 2: Convert to fraction form
247,897,217.07/371,891,226.20 = 102,251,326.95/x - Step 3: Cross multiply
247,897,217.07x = 371,891,226.20 × 102,251,326.95 - Step 4: Simplify right side
247,897,217.07x = 38,026,371,359,501,352 - Step 5: Solve for x
x = 38,026,371,359,501,352/247,897,217.07 - Step 6: Final answer
x = 153,395,717.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.