Home / 367,550,998.20-551,326,497.30-137,490,189.30

Finding the Fourth Proportional to 367,550,998.20, 551,326,497.30 and 137,490,189.30

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Solution

The fourth proportional to 367,550,998.20, 551,326,497.30 and 137,490,189.30 is: 206,235,283.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,550,998.20 : 551,326,497.30 = 137,490,189.30 : x
  2. Step 2: Convert to fraction form
    367,550,998.20/551,326,497.30 = 137,490,189.30/x
  3. Step 3: Cross multiply
    367,550,998.20x = 551,326,497.30 × 137,490,189.30
  4. Step 4: Simplify right side
    367,550,998.20x = 75,801,984,479,882,944
  5. Step 5: Solve for x
    x = 75,801,984,479,882,944/367,550,998.20
  6. Step 6: Final answer
    x = 206,235,283.95

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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.