Home / 215,784,612.15-323,304,909.53-100,532,773.95

Finding the Fourth Proportional to 215,784,612.15, 323,304,909.53 and 100,532,773.95

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Solution

The fourth proportional to 215,784,612.15, 323,304,909.53 and 100,532,773.95 is: 150,625,844.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,784,612.15 : 323,304,909.53 = 100,532,773.95 : x
  2. Step 2: Convert to fraction form
    215,784,612.15/323,304,909.53 = 100,532,773.95/x
  3. Step 3: Cross multiply
    215,784,612.15x = 323,304,909.53 × 100,532,773.95
  4. Step 4: Simplify right side
    215,784,612.15x = 32,502,739,386,202,024
  5. Step 5: Solve for x
    x = 32,502,739,386,202,024/215,784,612.15
  6. Step 6: Final answer
    x = 150,625,844.27

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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.