Home / 87,945,132.31-131,937,964.97-30,437,404.15

Finding the Fourth Proportional to 87,945,132.31, 131,937,964.97 and 30,437,404.15

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Solution

The fourth proportional to 87,945,132.31, 131,937,964.97 and 30,437,404.15 is: 45,663,120.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,945,132.31 : 131,937,964.97 = 30,437,404.15 : x
  2. Step 2: Convert to fraction form
    87,945,132.31/131,937,964.97 = 30,437,404.15/x
  3. Step 3: Cross multiply
    87,945,132.31x = 131,937,964.97 × 30,437,404.15
  4. Step 4: Simplify right side
    87,945,132.31x = 4,015,849,162,520,432.50
  5. Step 5: Solve for x
    x = 4,015,849,162,520,432.50/87,945,132.31
  6. Step 6: Final answer
    x = 45,663,120.37

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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.