Home / 77,942,177.30-116,939,231.11-26,131,906.73

Finding the Fourth Proportional to 77,942,177.30, 116,939,231.11 and 26,131,906.73

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Solution

The fourth proportional to 77,942,177.30, 116,939,231.11 and 26,131,906.73 is: 39,206,565.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,942,177.30 : 116,939,231.11 = 26,131,906.73 : x
  2. Step 2: Convert to fraction form
    77,942,177.30/116,939,231.11 = 26,131,906.73/x
  3. Step 3: Cross multiply
    77,942,177.30x = 116,939,231.11 × 26,131,906.73
  4. Step 4: Simplify right side
    77,942,177.30x = 3,055,845,080,769,447.50
  5. Step 5: Solve for x
    x = 3,055,845,080,769,447.50/77,942,177.30
  6. Step 6: Final answer
    x = 39,206,565.51

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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.