Home / 99,080,668.26-136,733,012.55-54,428,523.08

Finding the Fourth Proportional to 99,080,668.26, 136,733,012.55 and 54,428,523.08

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Solution

The fourth proportional to 99,080,668.26, 136,733,012.55 and 54,428,523.08 is: 75,112,290.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,080,668.26 : 136,733,012.55 = 54,428,523.08 : x
  2. Step 2: Convert to fraction form
    99,080,668.26/136,733,012.55 = 54,428,523.08/x
  3. Step 3: Cross multiply
    99,080,668.26x = 136,733,012.55 × 54,428,523.08
  4. Step 4: Simplify right side
    99,080,668.26x = 7,442,175,928,691,941
  5. Step 5: Solve for x
    x = 7,442,175,928,691,941/99,080,668.26
  6. Step 6: Final answer
    x = 75,112,290.41

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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.