Home / 80,418,074.45-120,607,182.43-22,910,843.75

Finding the Fourth Proportional to 80,418,074.45, 120,607,182.43 and 22,910,843.75

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Solution

The fourth proportional to 80,418,074.45, 120,607,182.43 and 22,910,843.75 is: 34,360,587.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,418,074.45 : 120,607,182.43 = 22,910,843.75 : x
  2. Step 2: Convert to fraction form
    80,418,074.45/120,607,182.43 = 22,910,843.75/x
  3. Step 3: Cross multiply
    80,418,074.45x = 120,607,182.43 × 22,910,843.75
  4. Step 4: Simplify right side
    80,418,074.45x = 2,763,212,311,121,162.50
  5. Step 5: Solve for x
    x = 2,763,212,311,121,162.50/80,418,074.45
  6. Step 6: Final answer
    x = 34,360,587.84

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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.