Home / 86,479,229.92-119,337,773.16-51,691,100.44

Finding the Fourth Proportional to 86,479,229.92, 119,337,773.16 and 51,691,100.44

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Solution

The fourth proportional to 86,479,229.92, 119,337,773.16 and 51,691,100.44 is: 71,331,588.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,479,229.92 : 119,337,773.16 = 51,691,100.44 : x
  2. Step 2: Convert to fraction form
    86,479,229.92/119,337,773.16 = 51,691,100.44/x
  3. Step 3: Cross multiply
    86,479,229.92x = 119,337,773.16 × 51,691,100.44
  4. Step 4: Simplify right side
    86,479,229.92x = 6,168,700,818,699,496
  5. Step 5: Solve for x
    x = 6,168,700,818,699,496/86,479,229.92
  6. Step 6: Final answer
    x = 71,331,588.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.