Home / 80,418,035.92-120,607,124.82-22,910,805.31

Finding the Fourth Proportional to 80,418,035.92, 120,607,124.82 and 22,910,805.31

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Solution

The fourth proportional to 80,418,035.92, 120,607,124.82 and 22,910,805.31 is: 34,360,530.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,418,035.92 : 120,607,124.82 = 22,910,805.31 : x
  2. Step 2: Convert to fraction form
    80,418,035.92/120,607,124.82 = 22,910,805.31/x
  3. Step 3: Cross multiply
    80,418,035.92x = 120,607,124.82 × 22,910,805.31
  4. Step 4: Simplify right side
    80,418,035.92x = 2,763,206,355,749,888.50
  5. Step 5: Solve for x
    x = 2,763,206,355,749,888.50/80,418,035.92
  6. Step 6: Final answer
    x = 34,360,530.25

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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.