Home / 275,044,550.40-412,521,974.28-80,910,564.12

Finding the Fourth Proportional to 275,044,550.40, 412,521,974.28 and 80,910,564.12

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Solution

The fourth proportional to 275,044,550.40, 412,521,974.28 and 80,910,564.12 is: 121,352,652.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,044,550.40 : 412,521,974.28 = 80,910,564.12 : x
  2. Step 2: Convert to fraction form
    275,044,550.40/412,521,974.28 = 80,910,564.12/x
  3. Step 3: Cross multiply
    275,044,550.40x = 412,521,974.28 × 80,910,564.12
  4. Step 4: Simplify right side
    275,044,550.40x = 33,377,385,650,890,932
  5. Step 5: Solve for x
    x = 33,377,385,650,890,932/275,044,550.40
  6. Step 6: Final answer
    x = 121,352,652.15

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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.