Home / 86,016,007.20-129,024,010.80-32,156,320.80

Finding the Fourth Proportional to 86,016,007.20, 129,024,010.80 and 32,156,320.80

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Solution

The fourth proportional to 86,016,007.20, 129,024,010.80 and 32,156,320.80 is: 48,234,481.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,016,007.20 : 129,024,010.80 = 32,156,320.80 : x
  2. Step 2: Convert to fraction form
    86,016,007.20/129,024,010.80 = 32,156,320.80/x
  3. Step 3: Cross multiply
    86,016,007.20x = 129,024,010.80 × 32,156,320.80
  4. Step 4: Simplify right side
    86,016,007.20x = 4,148,937,482,187,464.50
  5. Step 5: Solve for x
    x = 4,148,937,482,187,464.50/86,016,007.20
  6. Step 6: Final answer
    x = 48,234,481.20

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Similar ratio
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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.