Home / 231,755,795.20-347,680,348.80-67,993,235.20

Finding the Fourth Proportional to 231,755,795.20, 347,680,348.80 and 67,993,235.20

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Solution

The fourth proportional to 231,755,795.20, 347,680,348.80 and 67,993,235.20 is: 102,003,540.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,755,795.20 : 347,680,348.80 = 67,993,235.20 : x
  2. Step 2: Convert to fraction form
    231,755,795.20/347,680,348.80 = 67,993,235.20/x
  3. Step 3: Cross multiply
    231,755,795.20x = 347,680,348.80 × 67,993,235.20
  4. Step 4: Simplify right side
    231,755,795.20x = 23,639,911,730,376,440
  5. Step 5: Solve for x
    x = 23,639,911,730,376,440/231,755,795.20
  6. Step 6: Final answer
    x = 102,003,540.88

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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.