Home / 136,543,363.20-204,780,954.72-53,561,982.24

Finding the Fourth Proportional to 136,543,363.20, 204,780,954.72 and 53,561,982.24

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Solution

The fourth proportional to 136,543,363.20, 204,780,954.72 and 53,561,982.24 is: 80,329,600.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,543,363.20 : 204,780,954.72 = 53,561,982.24 : x
  2. Step 2: Convert to fraction form
    136,543,363.20/204,780,954.72 = 53,561,982.24/x
  3. Step 3: Cross multiply
    136,543,363.20x = 204,780,954.72 × 53,561,982.24
  4. Step 4: Simplify right side
    136,543,363.20x = 10,968,473,859,802,884
  5. Step 5: Solve for x
    x = 10,968,473,859,802,884/136,543,363.20
  6. Step 6: Final answer
    x = 80,329,600.82

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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.