Home / 322,704,016.90-484,056,025.35-80,366,920.90

Finding the Fourth Proportional to 322,704,016.90, 484,056,025.35 and 80,366,920.90

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Solution

The fourth proportional to 322,704,016.90, 484,056,025.35 and 80,366,920.90 is: 120,550,381.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,704,016.90 : 484,056,025.35 = 80,366,920.90 : x
  2. Step 2: Convert to fraction form
    322,704,016.90/484,056,025.35 = 80,366,920.90/x
  3. Step 3: Cross multiply
    322,704,016.90x = 484,056,025.35 × 80,366,920.90
  4. Step 4: Simplify right side
    322,704,016.90x = 38,902,092,300,471,848
  5. Step 5: Solve for x
    x = 38,902,092,300,471,848/322,704,016.90
  6. Step 6: Final answer
    x = 120,550,381.35

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Similar ratio
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1.5x scale

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.