Home / 221,434,302.30-332,151,453.45-220,158,843.90

Finding the Fourth Proportional to 221,434,302.30, 332,151,453.45 and 220,158,843.90

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Solution

The fourth proportional to 221,434,302.30, 332,151,453.45 and 220,158,843.90 is: 330,238,265.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,434,302.30 : 332,151,453.45 = 220,158,843.90 : x
  2. Step 2: Convert to fraction form
    221,434,302.30/332,151,453.45 = 220,158,843.90/x
  3. Step 3: Cross multiply
    221,434,302.30x = 332,151,453.45 × 220,158,843.90
  4. Step 4: Simplify right side
    221,434,302.30x = 73,126,079,991,256,672
  5. Step 5: Solve for x
    x = 73,126,079,991,256,672/221,434,302.30
  6. Step 6: Final answer
    x = 330,238,265.85

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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.