Home / 87,432,001.60-131,227,317.60-44,331,188.80

Finding the Fourth Proportional to 87,432,001.60, 131,227,317.60 and 44,331,188.80

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Solution

The fourth proportional to 87,432,001.60, 131,227,317.60 and 44,331,188.80 is: 66,536,998.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,432,001.60 : 131,227,317.60 = 44,331,188.80 : x
  2. Step 2: Convert to fraction form
    87,432,001.60/131,227,317.60 = 44,331,188.80/x
  3. Step 3: Cross multiply
    87,432,001.60x = 131,227,317.60 × 44,331,188.80
  4. Step 4: Simplify right side
    87,432,001.60x = 5,817,462,992,243,162
  5. Step 5: Solve for x
    x = 5,817,462,992,243,162/87,432,001.60
  6. Step 6: Final answer
    x = 66,536,998.88

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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.