Home / 137,344,494.90-206,016,742.35-118,850,348.10

Finding the Fourth Proportional to 137,344,494.90, 206,016,742.35 and 118,850,348.10

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Solution

The fourth proportional to 137,344,494.90, 206,016,742.35 and 118,850,348.10 is: 178,275,522.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,344,494.90 : 206,016,742.35 = 118,850,348.10 : x
  2. Step 2: Convert to fraction form
    137,344,494.90/206,016,742.35 = 118,850,348.10/x
  3. Step 3: Cross multiply
    137,344,494.90x = 206,016,742.35 × 118,850,348.10
  4. Step 4: Simplify right side
    137,344,494.90x = 24,485,161,542,725,512
  5. Step 5: Solve for x
    x = 24,485,161,542,725,512/137,344,494.90
  6. Step 6: Final answer
    x = 178,275,522.15

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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.