Finding the Fourth Proportional to 325,710,793.70, 488,637,049.35 and 107,323,972.10
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Solution
The fourth proportional to 325,710,793.70, 488,637,049.35 and 107,323,972.10 is: 161,009,306.62
Step by Step Solution
- Step 1: Write the proportion equation
325,710,793.70 : 488,637,049.35 = 107,323,972.10 : x - Step 2: Convert to fraction form
325,710,793.70/488,637,049.35 = 107,323,972.10/x - Step 3: Cross multiply
325,710,793.70x = 488,637,049.35 × 107,323,972.10 - Step 4: Simplify right side
325,710,793.70x = 52,442,469,051,465,720 - Step 5: Solve for x
x = 52,442,469,051,465,720/325,710,793.70 - Step 6: Final answer
x = 161,009,306.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.