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Finding the Fourth Proportional to 252,964,110.15, 379,446,165.23 and 252,964,110.15

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Solution

The fourth proportional to 252,964,110.15, 379,446,165.23 and 252,964,110.15 is: 379,446,165.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,964,110.15 : 379,446,165.23 = 252,964,110.15 : x
  2. Step 2: Convert to fraction form
    252,964,110.15/379,446,165.23 = 252,964,110.15/x
  3. Step 3: Cross multiply
    252,964,110.15x = 379,446,165.23 × 252,964,110.15
  4. Step 4: Simplify right side
    252,964,110.15x = 95,986,261,535,972,000
  5. Step 5: Solve for x
    x = 95,986,261,535,972,000/252,964,110.15
  6. Step 6: Final answer
    x = 379,446,165.23

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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.