Home / 87,552,236.80-131,328,355.20-47,241,452.80

Finding the Fourth Proportional to 87,552,236.80, 131,328,355.20 and 47,241,452.80

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Solution

The fourth proportional to 87,552,236.80, 131,328,355.20 and 47,241,452.80 is: 70,862,179.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,552,236.80 : 131,328,355.20 = 47,241,452.80 : x
  2. Step 2: Convert to fraction form
    87,552,236.80/131,328,355.20 = 47,241,452.80/x
  3. Step 3: Cross multiply
    87,552,236.80x = 131,328,355.20 × 47,241,452.80
  4. Step 4: Simplify right side
    87,552,236.80x = 6,204,142,293,482,434
  5. Step 5: Solve for x
    x = 6,204,142,293,482,434/87,552,236.80
  6. Step 6: Final answer
    x = 70,862,179.20

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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.