Home / 87,412,972.80-131,119,459.20-32,825,452.80

Finding the Fourth Proportional to 87,412,972.80, 131,119,459.20 and 32,825,452.80

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Solution

The fourth proportional to 87,412,972.80, 131,119,459.20 and 32,825,452.80 is: 49,238,179.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,412,972.80 : 131,119,459.20 = 32,825,452.80 : x
  2. Step 2: Convert to fraction form
    87,412,972.80/131,119,459.20 = 32,825,452.80/x
  3. Step 3: Cross multiply
    87,412,972.80x = 131,119,459.20 × 32,825,452.80
  4. Step 4: Simplify right side
    87,412,972.80x = 4,304,055,619,131,126
  5. Step 5: Solve for x
    x = 4,304,055,619,131,126/87,412,972.80
  6. Step 6: Final answer
    x = 49,238,179.20

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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.