Home / 453,940,167.40-680,910,251.10-181,353,005.80

Finding the Fourth Proportional to 453,940,167.40, 680,910,251.10 and 181,353,005.80

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Solution

The fourth proportional to 453,940,167.40, 680,910,251.10 and 181,353,005.80 is: 272,029,508.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,940,167.40 : 680,910,251.10 = 181,353,005.80 : x
  2. Step 2: Convert to fraction form
    453,940,167.40/680,910,251.10 = 181,353,005.80/x
  3. Step 3: Cross multiply
    453,940,167.40x = 680,910,251.10 × 181,353,005.80
  4. Step 4: Simplify right side
    453,940,167.40x = 123,485,120,717,017,776
  5. Step 5: Solve for x
    x = 123,485,120,717,017,776/453,940,167.40
  6. Step 6: Final answer
    x = 272,029,508.70

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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.