Home / 87,680,513.60-131,520,770.40-23,855,105.60

Finding the Fourth Proportional to 87,680,513.60, 131,520,770.40 and 23,855,105.60

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Solution

The fourth proportional to 87,680,513.60, 131,520,770.40 and 23,855,105.60 is: 35,782,658.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,680,513.60 : 131,520,770.40 = 23,855,105.60 : x
  2. Step 2: Convert to fraction form
    87,680,513.60/131,520,770.40 = 23,855,105.60/x
  3. Step 3: Cross multiply
    87,680,513.60x = 131,520,770.40 × 23,855,105.60
  4. Step 4: Simplify right side
    87,680,513.60x = 3,137,441,866,485,354.50
  5. Step 5: Solve for x
    x = 3,137,441,866,485,354.50/87,680,513.60
  6. Step 6: Final answer
    x = 35,782,658.40

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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.