Home / 80,444,688.80-120,667,033.20-29,328,375.20

Finding the Fourth Proportional to 80,444,688.80, 120,667,033.20 and 29,328,375.20

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Solution

The fourth proportional to 80,444,688.80, 120,667,033.20 and 29,328,375.20 is: 43,992,562.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,444,688.80 : 120,667,033.20 = 29,328,375.20 : x
  2. Step 2: Convert to fraction form
    80,444,688.80/120,667,033.20 = 29,328,375.20/x
  3. Step 3: Cross multiply
    80,444,688.80x = 120,667,033.20 × 29,328,375.20
  4. Step 4: Simplify right side
    80,444,688.80x = 3,538,968,023,960,456.50
  5. Step 5: Solve for x
    x = 3,538,968,023,960,456.50/80,444,688.80
  6. Step 6: Final answer
    x = 43,992,562.80

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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.