Home / 86,016,547.70-129,024,821.55-32,156,861.30

Finding the Fourth Proportional to 86,016,547.70, 129,024,821.55 and 32,156,861.30

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Solution

The fourth proportional to 86,016,547.70, 129,024,821.55 and 32,156,861.30 is: 48,235,291.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,016,547.70 : 129,024,821.55 = 32,156,861.30 : x
  2. Step 2: Convert to fraction form
    86,016,547.70/129,024,821.55 = 32,156,861.30/x
  3. Step 3: Cross multiply
    86,016,547.70x = 129,024,821.55 × 32,156,861.30
  4. Step 4: Simplify right side
    86,016,547.70x = 4,149,033,290,840,601
  5. Step 5: Solve for x
    x = 4,149,033,290,840,601/86,016,547.70
  6. Step 6: Final answer
    x = 48,235,291.95

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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.