Home / 87,935,715.60-131,840,587.80-36,791,408.40

Finding the Fourth Proportional to 87,935,715.60, 131,840,587.80 and 36,791,408.40

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Solution

The fourth proportional to 87,935,715.60, 131,840,587.80 and 36,791,408.40 is: 55,160,760.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,935,715.60 : 131,840,587.80 = 36,791,408.40 : x
  2. Step 2: Convert to fraction form
    87,935,715.60/131,840,587.80 = 36,791,408.40/x
  3. Step 3: Cross multiply
    87,935,715.60x = 131,840,587.80 × 36,791,408.40
  4. Step 4: Simplify right side
    87,935,715.60x = 4,850,600,909,445,857
  5. Step 5: Solve for x
    x = 4,850,600,909,445,857/87,935,715.60
  6. Step 6: Final answer
    x = 55,160,760.07

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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.