Finding the Fourth Proportional to 113,487,731.20, 170,253,715.20 and 48,791,411.20
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Solution
The fourth proportional to 113,487,731.20, 170,253,715.20 and 48,791,411.20 is: 73,196,626.09
Step by Step Solution
- Step 1: Write the proportion equation
113,487,731.20 : 170,253,715.20 = 48,791,411.20 : x - Step 2: Convert to fraction form
113,487,731.20/170,253,715.20 = 48,791,411.20/x - Step 3: Cross multiply
113,487,731.20x = 170,253,715.20 × 48,791,411.20 - Step 4: Simplify right side
113,487,731.20x = 8,306,919,026,650,890 - Step 5: Solve for x
x = 8,306,919,026,650,890/113,487,731.20 - Step 6: Final answer
x = 73,196,626.09
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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.