Home / 259,052,002.40-357,491,181.60-147,542,835.68

Finding the Fourth Proportional to 259,052,002.40, 357,491,181.60 and 147,542,835.68

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Solution

The fourth proportional to 259,052,002.40, 357,491,181.60 and 147,542,835.68 is: 203,608,781.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,052,002.40 : 357,491,181.60 = 147,542,835.68 : x
  2. Step 2: Convert to fraction form
    259,052,002.40/357,491,181.60 = 147,542,835.68/x
  3. Step 3: Cross multiply
    259,052,002.40x = 357,491,181.60 × 147,542,835.68
  4. Step 4: Simplify right side
    259,052,002.40x = 52,745,262,663,857,848
  5. Step 5: Solve for x
    x = 52,745,262,663,857,848/259,052,002.40
  6. Step 6: Final answer
    x = 203,608,781.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.