Home / 87,676,991.20-131,534,149.20-27,098,840.80

Finding the Fourth Proportional to 87,676,991.20, 131,534,149.20 and 27,098,840.80

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Solution

The fourth proportional to 87,676,991.20, 131,534,149.20 and 27,098,840.80 is: 40,654,029.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,676,991.20 : 131,534,149.20 = 27,098,840.80 : x
  2. Step 2: Convert to fraction form
    87,676,991.20/131,534,149.20 = 27,098,840.80/x
  3. Step 3: Cross multiply
    87,676,991.20x = 131,534,149.20 × 27,098,840.80
  4. Step 4: Simplify right side
    87,676,991.20x = 3,564,422,968,934,247.50
  5. Step 5: Solve for x
    x = 3,564,422,968,934,247.50/87,676,991.20
  6. Step 6: Final answer
    x = 40,654,029.30

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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.