Finding the Fourth Proportional to 2,935,383,132.87, 4,403,764,119.40 and 970,236,001.31
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Solution
The fourth proportional to 2,935,383,132.87, 4,403,764,119.40 and 970,236,001.31 is: 1,455,581,876.88
Step by Step Solution
- Step 1: Write the proportion equation
2,935,383,132.87 : 4,403,764,119.40 = 970,236,001.31 : x - Step 2: Convert to fraction form
2,935,383,132.87/4,403,764,119.40 = 970,236,001.31/x - Step 3: Cross multiply
2,935,383,132.87x = 4,403,764,119.40 × 970,236,001.31 - Step 4: Simplify right side
2,935,383,132.87x = 4,272,690,489,894,664,704 - Step 5: Solve for x
x = 4,272,690,489,894,664,704/2,935,383,132.87 - Step 6: Final answer
x = 1,455,581,876.88
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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.