Home / 218,222,785.52-327,377,299.44-80,049,675.68

Finding the Fourth Proportional to 218,222,785.52, 327,377,299.44 and 80,049,675.68

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Solution

The fourth proportional to 218,222,785.52, 327,377,299.44 and 80,049,675.68 is: 120,090,331.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,222,785.52 : 327,377,299.44 = 80,049,675.68 : x
  2. Step 2: Convert to fraction form
    218,222,785.52/327,377,299.44 = 80,049,675.68/x
  3. Step 3: Cross multiply
    218,222,785.52x = 327,377,299.44 × 80,049,675.68
  4. Step 4: Simplify right side
    218,222,785.52x = 26,206,446,645,166,248
  5. Step 5: Solve for x
    x = 26,206,446,645,166,248/218,222,785.52
  6. Step 6: Final answer
    x = 120,090,331.46

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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.