Home / 329,244,885.20-493,867,327.80-206,800,878.80

Finding the Fourth Proportional to 329,244,885.20, 493,867,327.80 and 206,800,878.80

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Solution

The fourth proportional to 329,244,885.20, 493,867,327.80 and 206,800,878.80 is: 310,201,318.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,244,885.20 : 493,867,327.80 = 206,800,878.80 : x
  2. Step 2: Convert to fraction form
    329,244,885.20/493,867,327.80 = 206,800,878.80/x
  3. Step 3: Cross multiply
    329,244,885.20x = 493,867,327.80 × 206,800,878.80
  4. Step 4: Simplify right side
    329,244,885.20x = 102,132,197,399,647,680
  5. Step 5: Solve for x
    x = 102,132,197,399,647,680/329,244,885.20
  6. Step 6: Final answer
    x = 310,201,318.20

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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.