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Finding the Third Proportional to 379,387,505.25 and 569,079,380.25

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Solution

The third proportional to 379,387,505.25 and 569,079,380.25 is: 853,616,253.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,387,505.25 : 569,079,380.25 = 569,079,380.25 : x
  2. Step 2: Convert to fraction form
    379,387,505.25/569,079,380.25 = 569,079,380.25/x
  3. Step 3: Cross multiply
    379,387,505.25x = 569,079,380.25 × 569,079,380.25
  4. Step 4: Simplify right side
    379,387,505.25x = 323,851,341,025,724,096
  5. Step 5: Solve for x
    x = 323,851,341,025,724,096/379,387,505.25
  6. Step 6: Final answer
    x = 853,616,253.95

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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.