Home / 221,858,429.20-332,149,914.60-135,764,987.20

Finding the Fourth Proportional to 221,858,429.20, 332,149,914.60 and 135,764,987.20

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Solution

The fourth proportional to 221,858,429.20, 332,149,914.60 and 135,764,987.20 is: 203,257,226.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,858,429.20 : 332,149,914.60 = 135,764,987.20 : x
  2. Step 2: Convert to fraction form
    221,858,429.20/332,149,914.60 = 135,764,987.20/x
  3. Step 3: Cross multiply
    221,858,429.20x = 332,149,914.60 × 135,764,987.20
  4. Step 4: Simplify right side
    221,858,429.20x = 45,094,328,904,150,096
  5. Step 5: Solve for x
    x = 45,094,328,904,150,096/221,858,429.20
  6. Step 6: Final answer
    x = 203,257,226.09

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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.