Home / 330,749,871.33-496,199,550.17-109,420,691.92

Finding the Fourth Proportional to 330,749,871.33, 496,199,550.17 and 109,420,691.92

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Solution

The fourth proportional to 330,749,871.33, 496,199,550.17 and 109,420,691.92 is: 164,155,764.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,749,871.33 : 496,199,550.17 = 109,420,691.92 : x
  2. Step 2: Convert to fraction form
    330,749,871.33/496,199,550.17 = 109,420,691.92/x
  3. Step 3: Cross multiply
    330,749,871.33x = 496,199,550.17 × 109,420,691.92
  4. Step 4: Simplify right side
    330,749,871.33x = 54,294,498,109,994,160
  5. Step 5: Solve for x
    x = 54,294,498,109,994,160/330,749,871.33
  6. Step 6: Final answer
    x = 164,155,764.87

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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.