Home / 80,773,481.10-121,160,912.85-26,920,793.10

Finding the Fourth Proportional to 80,773,481.10, 121,160,912.85 and 26,920,793.10

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Solution

The fourth proportional to 80,773,481.10, 121,160,912.85 and 26,920,793.10 is: 40,381,420.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,773,481.10 : 121,160,912.85 = 26,920,793.10 : x
  2. Step 2: Convert to fraction form
    80,773,481.10/121,160,912.85 = 26,920,793.10/x
  3. Step 3: Cross multiply
    80,773,481.10x = 121,160,912.85 × 26,920,793.10
  4. Step 4: Simplify right side
    80,773,481.10x = 3,261,747,866,641,981.50
  5. Step 5: Solve for x
    x = 3,261,747,866,641,981.50/80,773,481.10
  6. Step 6: Final answer
    x = 40,381,420.02

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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.