Home / 137,617,808.10-206,426,712.15-132,327,017.70

Finding the Fourth Proportional to 137,617,808.10, 206,426,712.15 and 132,327,017.70

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Solution

The fourth proportional to 137,617,808.10, 206,426,712.15 and 132,327,017.70 is: 198,490,526.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,617,808.10 : 206,426,712.15 = 132,327,017.70 : x
  2. Step 2: Convert to fraction form
    137,617,808.10/206,426,712.15 = 132,327,017.70/x
  3. Step 3: Cross multiply
    137,617,808.10x = 206,426,712.15 × 132,327,017.70
  4. Step 4: Simplify right side
    137,617,808.10x = 27,315,831,192,425,856
  5. Step 5: Solve for x
    x = 27,315,831,192,425,856/137,617,808.10
  6. Step 6: Final answer
    x = 198,490,526.55

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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.