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Finding the Fourth Proportional to 252,394,209.60, 378,591,314.40 and 252,394,209.60

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Solution

The fourth proportional to 252,394,209.60, 378,591,314.40 and 252,394,209.60 is: 378,591,314.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,394,209.60 : 378,591,314.40 = 252,394,209.60 : x
  2. Step 2: Convert to fraction form
    252,394,209.60/378,591,314.40 = 252,394,209.60/x
  3. Step 3: Cross multiply
    252,394,209.60x = 378,591,314.40 × 252,394,209.60
  4. Step 4: Simplify right side
    252,394,209.60x = 95,554,255,559,413,088
  5. Step 5: Solve for x
    x = 95,554,255,559,413,088/252,394,209.60
  6. Step 6: Final answer
    x = 378,591,314.40

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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.