Home / 83,791,048.38-115,629,834.38-48,510,341.29

Finding the Fourth Proportional to 83,791,048.38, 115,629,834.38 and 48,510,341.29

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Solution

The fourth proportional to 83,791,048.38, 115,629,834.38 and 48,510,341.29 is: 66,943,221.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,791,048.38 : 115,629,834.38 = 48,510,341.29 : x
  2. Step 2: Convert to fraction form
    83,791,048.38/115,629,834.38 = 48,510,341.29/x
  3. Step 3: Cross multiply
    83,791,048.38x = 115,629,834.38 × 48,510,341.29
  4. Step 4: Simplify right side
    83,791,048.38x = 5,609,242,729,079,975
  5. Step 5: Solve for x
    x = 5,609,242,729,079,975/83,791,048.38
  6. Step 6: Final answer
    x = 66,943,221.71

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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.