Home / 139,491,302.46-192,524,648.76-92,365,255.44

Finding the Fourth Proportional to 139,491,302.46, 192,524,648.76 and 92,365,255.44

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Solution

The fourth proportional to 139,491,302.46, 192,524,648.76 and 92,365,255.44 is: 127,481,699.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,491,302.46 : 192,524,648.76 = 92,365,255.44 : x
  2. Step 2: Convert to fraction form
    139,491,302.46/192,524,648.76 = 92,365,255.44/x
  3. Step 3: Cross multiply
    139,491,302.46x = 192,524,648.76 × 92,365,255.44
  4. Step 4: Simplify right side
    139,491,302.46x = 17,782,588,361,213,678
  5. Step 5: Solve for x
    x = 17,782,588,361,213,678/139,491,302.46
  6. Step 6: Final answer
    x = 127,481,699.92

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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.