Home / 167,488,279.03-231,132,549.51-92,132,988.42

Finding the Fourth Proportional to 167,488,279.03, 231,132,549.51 and 92,132,988.42

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Solution

The fourth proportional to 167,488,279.03, 231,132,549.51 and 92,132,988.42 is: 127,142,822.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,488,279.03 : 231,132,549.51 = 92,132,988.42 : x
  2. Step 2: Convert to fraction form
    167,488,279.03/231,132,549.51 = 92,132,988.42/x
  3. Step 3: Cross multiply
    167,488,279.03x = 231,132,549.51 × 92,132,988.42
  4. Step 4: Simplify right side
    167,488,279.03x = 21,294,932,508,067,736
  5. Step 5: Solve for x
    x = 21,294,932,508,067,736/167,488,279.03
  6. Step 6: Final answer
    x = 127,142,822.36

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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.