Home / 263,753,165.68-395,690,022.24-91,229,833.60

Finding the Fourth Proportional to 263,753,165.68, 395,690,022.24 and 91,229,833.60

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Solution

The fourth proportional to 263,753,165.68, 395,690,022.24 and 91,229,833.60 is: 136,865,598.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,753,165.68 : 395,690,022.24 = 91,229,833.60 : x
  2. Step 2: Convert to fraction form
    263,753,165.68/395,690,022.24 = 91,229,833.60/x
  3. Step 3: Cross multiply
    263,753,165.68x = 395,690,022.24 × 91,229,833.60
  4. Step 4: Simplify right side
    263,753,165.68x = 36,098,734,886,135,496
  5. Step 5: Solve for x
    x = 36,098,734,886,135,496/263,753,165.68
  6. Step 6: Final answer
    x = 136,865,598.53

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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.