Home / 85,298,059,147.00-117,715,021,791.26-47,236,266,144.66

Finding the Fourth Proportional to 85,298,059,147.00, 117,715,021,791.26 and 47,236,266,144.66

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Solution

The fourth proportional to 85,298,059,147.00, 117,715,021,791.26 and 47,236,266,144.66 is: 65,188,096,354.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,298,059,147.00 : 117,715,021,791.26 = 47,236,266,144.66 : x
  2. Step 2: Convert to fraction form
    85,298,059,147.00/117,715,021,791.26 = 47,236,266,144.66/x
  3. Step 3: Cross multiply
    85,298,059,147.00x = 117,715,021,791.26 × 47,236,266,144.66
  4. Step 4: Simplify right side
    85,298,059,147.00x = 5,560,418,098,556,761,538,560
  5. Step 5: Solve for x
    x = 5,560,418,098,556,761,538,560/85,298,059,147.00
  6. Step 6: Final answer
    x = 65,188,096,354.85

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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.