Home / 110,743,456.38-166,150,671.57-77,541,255.68

Finding the Fourth Proportional to 110,743,456.38, 166,150,671.57 and 77,541,255.68

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Solution

The fourth proportional to 110,743,456.38, 166,150,671.57 and 77,541,255.68 is: 116,336,731.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,743,456.38 : 166,150,671.57 = 77,541,255.68 : x
  2. Step 2: Convert to fraction form
    110,743,456.38/166,150,671.57 = 77,541,255.68/x
  3. Step 3: Cross multiply
    110,743,456.38x = 166,150,671.57 × 77,541,255.68
  4. Step 4: Simplify right side
    110,743,456.38x = 12,883,531,704,782,322
  5. Step 5: Solve for x
    x = 12,883,531,704,782,322/110,743,456.38
  6. Step 6: Final answer
    x = 116,336,731.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.