Home / 198,599,395.20-297,899,092.80-54,992,227.20

Finding the Fourth Proportional to 198,599,395.20, 297,899,092.80 and 54,992,227.20

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Solution

The fourth proportional to 198,599,395.20, 297,899,092.80 and 54,992,227.20 is: 82,488,340.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,599,395.20 : 297,899,092.80 = 54,992,227.20 : x
  2. Step 2: Convert to fraction form
    198,599,395.20/297,899,092.80 = 54,992,227.20/x
  3. Step 3: Cross multiply
    198,599,395.20x = 297,899,092.80 × 54,992,227.20
  4. Step 4: Simplify right side
    198,599,395.20x = 16,382,134,593,931,486
  5. Step 5: Solve for x
    x = 16,382,134,593,931,486/198,599,395.20
  6. Step 6: Final answer
    x = 82,488,340.80

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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.