Home / 80,199,893.43-110,766,127.05-54,201,799.71

Finding the Fourth Proportional to 80,199,893.43, 110,766,127.05 and 54,201,799.71

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Solution

The fourth proportional to 80,199,893.43, 110,766,127.05 and 54,201,799.71 is: 74,859,493.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,199,893.43 : 110,766,127.05 = 54,201,799.71 : x
  2. Step 2: Convert to fraction form
    80,199,893.43/110,766,127.05 = 54,201,799.71/x
  3. Step 3: Cross multiply
    80,199,893.43x = 110,766,127.05 × 54,201,799.71
  4. Step 4: Simplify right side
    80,199,893.43x = 6,003,723,433,016,513
  5. Step 5: Solve for x
    x = 6,003,723,433,016,513/80,199,893.43
  6. Step 6: Final answer
    x = 74,859,493.90

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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.