Home / 158,027,234.80-218,086,046.04-88,408,464.88

Finding the Fourth Proportional to 158,027,234.80, 218,086,046.04 and 88,408,464.88

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Solution

The fourth proportional to 158,027,234.80, 218,086,046.04 and 88,408,464.88 is: 122,008,415.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,027,234.80 : 218,086,046.04 = 88,408,464.88 : x
  2. Step 2: Convert to fraction form
    158,027,234.80/218,086,046.04 = 88,408,464.88/x
  3. Step 3: Cross multiply
    158,027,234.80x = 218,086,046.04 × 88,408,464.88
  4. Step 4: Simplify right side
    158,027,234.80x = 19,280,652,542,145,400
  5. Step 5: Solve for x
    x = 19,280,652,542,145,400/158,027,234.80
  6. Step 6: Final answer
    x = 122,008,415.62

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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.