Home / 396,901,568.60-595,313,558.08-120,555,181.92

Finding the Fourth Proportional to 396,901,568.60, 595,313,558.08 and 120,555,181.92

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Solution

The fourth proportional to 396,901,568.60, 595,313,558.08 and 120,555,181.92 is: 180,820,989.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,901,568.60 : 595,313,558.08 = 120,555,181.92 : x
  2. Step 2: Convert to fraction form
    396,901,568.60/595,313,558.08 = 120,555,181.92/x
  3. Step 3: Cross multiply
    396,901,568.60x = 595,313,558.08 × 120,555,181.92
  4. Step 4: Simplify right side
    396,901,568.60x = 71,768,134,293,776,896
  5. Step 5: Solve for x
    x = 71,768,134,293,776,896/396,901,568.60
  6. Step 6: Final answer
    x = 180,820,989.31

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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.