Home / 202,067,811.40-303,101,717.10-137,497,729.90

Finding the Fourth Proportional to 202,067,811.40, 303,101,717.10 and 137,497,729.90

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Solution

The fourth proportional to 202,067,811.40, 303,101,717.10 and 137,497,729.90 is: 206,246,594.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,067,811.40 : 303,101,717.10 = 137,497,729.90 : x
  2. Step 2: Convert to fraction form
    202,067,811.40/303,101,717.10 = 137,497,729.90/x
  3. Step 3: Cross multiply
    202,067,811.40x = 303,101,717.10 × 137,497,729.90
  4. Step 4: Simplify right side
    202,067,811.40x = 41,675,798,030,042,016
  5. Step 5: Solve for x
    x = 41,675,798,030,042,016/202,067,811.40
  6. Step 6: Final answer
    x = 206,246,594.85

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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.