Home / 252,760,505.20-379,140,757.80-71,007,683.20

Finding the Fourth Proportional to 252,760,505.20, 379,140,757.80 and 71,007,683.20

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Solution

The fourth proportional to 252,760,505.20, 379,140,757.80 and 71,007,683.20 is: 106,511,524.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,760,505.20 : 379,140,757.80 = 71,007,683.20 : x
  2. Step 2: Convert to fraction form
    252,760,505.20/379,140,757.80 = 71,007,683.20/x
  3. Step 3: Cross multiply
    252,760,505.20x = 379,140,757.80 × 71,007,683.20
  4. Step 4: Simplify right side
    252,760,505.20x = 26,921,906,818,070,332
  5. Step 5: Solve for x
    x = 26,921,906,818,070,332/252,760,505.20
  6. Step 6: Final answer
    x = 106,511,524.80

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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.