Home / 230,568,780.33-318,192,504.74-126,144,462.01

Finding the Fourth Proportional to 230,568,780.33, 318,192,504.74 and 126,144,462.01

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Solution

The fourth proportional to 230,568,780.33, 318,192,504.74 and 126,144,462.01 is: 174,083,508.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,568,780.33 : 318,192,504.74 = 126,144,462.01 : x
  2. Step 2: Convert to fraction form
    230,568,780.33/318,192,504.74 = 126,144,462.01/x
  3. Step 3: Cross multiply
    230,568,780.33x = 318,192,504.74 × 126,144,462.01
  4. Step 4: Simplify right side
    230,568,780.33x = 40,138,222,326,041,680
  5. Step 5: Solve for x
    x = 40,138,222,326,041,680/230,568,780.33
  6. Step 6: Final answer
    x = 174,083,508.91

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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.