Home / 230,647,505,791.26-318,293,447,285.15-137,948,358,672.03

Finding the Fourth Proportional to 230,647,505,791.26, 318,293,447,285.15 and 137,948,358,672.03

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Solution

The fourth proportional to 230,647,505,791.26, 318,293,447,285.15 and 137,948,358,672.03 is: 190,368,668,754.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,647,505,791.26 : 318,293,447,285.15 = 137,948,358,672.03 : x
  2. Step 2: Convert to fraction form
    230,647,505,791.26/318,293,447,285.15 = 137,948,358,672.03/x
  3. Step 3: Cross multiply
    230,647,505,791.26x = 318,293,447,285.15 × 137,948,358,672.03
  4. Step 4: Simplify right side
    230,647,505,791.26x = 43,908,058,629,048,744,542,208
  5. Step 5: Solve for x
    x = 43,908,058,629,048,744,542,208/230,647,505,791.26
  6. Step 6: Final answer
    x = 190,368,668,754.59

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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.