Home / 202,067,821.40-303,101,732.10-137,497,739.90

Finding the Fourth Proportional to 202,067,821.40, 303,101,732.10 and 137,497,739.90

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Solution

The fourth proportional to 202,067,821.40, 303,101,732.10 and 137,497,739.90 is: 206,246,609.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,067,821.40 : 303,101,732.10 = 137,497,739.90 : x
  2. Step 2: Convert to fraction form
    202,067,821.40/303,101,732.10 = 137,497,739.90/x
  3. Step 3: Cross multiply
    202,067,821.40x = 303,101,732.10 × 137,497,739.90
  4. Step 4: Simplify right side
    202,067,821.40x = 41,675,803,123,525,288
  5. Step 5: Solve for x
    x = 41,675,803,123,525,288/202,067,821.40
  6. Step 6: Final answer
    x = 206,246,609.85

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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.