Home / 80,270,694.43-120,405,997.90-22,763,441.95

Finding the Fourth Proportional to 80,270,694.43, 120,405,997.90 and 22,763,441.95

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Solution

The fourth proportional to 80,270,694.43, 120,405,997.90 and 22,763,441.95 is: 34,145,150.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,270,694.43 : 120,405,997.90 = 22,763,441.95 : x
  2. Step 2: Convert to fraction form
    80,270,694.43/120,405,997.90 = 22,763,441.95/x
  3. Step 3: Cross multiply
    80,270,694.43x = 120,405,997.90 × 22,763,441.95
  4. Step 4: Simplify right side
    80,270,694.43x = 2,740,854,943,355,911.50
  5. Step 5: Solve for x
    x = 2,740,854,943,355,911.50/80,270,694.43
  6. Step 6: Final answer
    x = 34,145,150.52

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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.