Home / 206,680,794.75-309,972,217.10-59,123,805.12

Finding the Fourth Proportional to 206,680,794.75, 309,972,217.10 and 59,123,805.12

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Solution

The fourth proportional to 206,680,794.75, 309,972,217.10 and 59,123,805.12 is: 88,671,697.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,680,794.75 : 309,972,217.10 = 59,123,805.12 : x
  2. Step 2: Convert to fraction form
    206,680,794.75/309,972,217.10 = 59,123,805.12/x
  3. Step 3: Cross multiply
    206,680,794.75x = 309,972,217.10 × 59,123,805.12
  4. Step 4: Simplify right side
    206,680,794.75x = 18,326,736,956,139,112
  5. Step 5: Solve for x
    x = 18,326,736,956,139,112/206,680,794.75
  6. Step 6: Final answer
    x = 88,671,697.72

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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.