Home / 137,359,729.20-206,039,593.80-41,609,175.60

Finding the Fourth Proportional to 137,359,729.20, 206,039,593.80 and 41,609,175.60

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Solution

The fourth proportional to 137,359,729.20, 206,039,593.80 and 41,609,175.60 is: 62,413,763.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,359,729.20 : 206,039,593.80 = 41,609,175.60 : x
  2. Step 2: Convert to fraction form
    137,359,729.20/206,039,593.80 = 41,609,175.60/x
  3. Step 3: Cross multiply
    137,359,729.20x = 206,039,593.80 × 41,609,175.60
  4. Step 4: Simplify right side
    137,359,729.20x = 8,573,137,638,976,872
  5. Step 5: Solve for x
    x = 8,573,137,638,976,872/137,359,729.20
  6. Step 6: Final answer
    x = 62,413,763.40

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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.