Home / 137,435,239.20-206,148,193.20-35,200,279.20

Finding the Fourth Proportional to 137,435,239.20, 206,148,193.20 and 35,200,279.20

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Solution

The fourth proportional to 137,435,239.20, 206,148,193.20 and 35,200,279.20 is: 52,799,223.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,435,239.20 : 206,148,193.20 = 35,200,279.20 : x
  2. Step 2: Convert to fraction form
    137,435,239.20/206,148,193.20 = 35,200,279.20/x
  3. Step 3: Cross multiply
    137,435,239.20x = 206,148,193.20 × 35,200,279.20
  4. Step 4: Simplify right side
    137,435,239.20x = 7,256,473,957,215,542
  5. Step 5: Solve for x
    x = 7,256,473,957,215,542/137,435,239.20
  6. Step 6: Final answer
    x = 52,799,223.83

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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.