Home / 80,930,663.52-111,684,236.91-43,760,854.80

Finding the Fourth Proportional to 80,930,663.52, 111,684,236.91 and 43,760,854.80

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Solution

The fourth proportional to 80,930,663.52, 111,684,236.91 and 43,760,854.80 is: 60,389,937.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,930,663.52 : 111,684,236.91 = 43,760,854.80 : x
  2. Step 2: Convert to fraction form
    80,930,663.52/111,684,236.91 = 43,760,854.80/x
  3. Step 3: Cross multiply
    80,930,663.52x = 111,684,236.91 × 43,760,854.80
  4. Step 4: Simplify right side
    80,930,663.52x = 4,887,397,674,867,310
  5. Step 5: Solve for x
    x = 4,887,397,674,867,310/80,930,663.52
  6. Step 6: Final answer
    x = 60,389,937.04

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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.