Home / 82,600,661.92-113,984,233.68-45,930,445.60

Finding the Fourth Proportional to 82,600,661.92, 113,984,233.68 and 45,930,445.60

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Solution

The fourth proportional to 82,600,661.92, 113,984,233.68 and 45,930,445.60 is: 63,381,412.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,600,661.92 : 113,984,233.68 = 45,930,445.60 : x
  2. Step 2: Convert to fraction form
    82,600,661.92/113,984,233.68 = 45,930,445.60/x
  3. Step 3: Cross multiply
    82,600,661.92x = 113,984,233.68 × 45,930,445.60
  4. Step 4: Simplify right side
    82,600,661.92x = 5,235,346,644,296,928
  5. Step 5: Solve for x
    x = 5,235,346,644,296,928/82,600,661.92
  6. Step 6: Final answer
    x = 63,381,412.72

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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.