Home / 80,574,234.20-120,861,351.30-26,721,546.20

Finding the Fourth Proportional to 80,574,234.20, 120,861,351.30 and 26,721,546.20

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Solution

The fourth proportional to 80,574,234.20, 120,861,351.30 and 26,721,546.20 is: 40,082,319.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,574,234.20 : 120,861,351.30 = 26,721,546.20 : x
  2. Step 2: Convert to fraction form
    80,574,234.20/120,861,351.30 = 26,721,546.20/x
  3. Step 3: Cross multiply
    80,574,234.20x = 120,861,351.30 × 26,721,546.20
  4. Step 4: Simplify right side
    80,574,234.20x = 3,229,602,182,557,380
  5. Step 5: Solve for x
    x = 3,229,602,182,557,380/80,574,234.20
  6. Step 6: Final answer
    x = 40,082,319.30

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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.