Home / 80,930,772.30-111,684,386.58-43,760,963.82

Finding the Fourth Proportional to 80,930,772.30, 111,684,386.58 and 43,760,963.82

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Solution

The fourth proportional to 80,930,772.30, 111,684,386.58 and 43,760,963.82 is: 60,390,087.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,930,772.30 : 111,684,386.58 = 43,760,963.82 : x
  2. Step 2: Convert to fraction form
    80,930,772.30/111,684,386.58 = 43,760,963.82/x
  3. Step 3: Cross multiply
    80,930,772.30x = 111,684,386.58 × 43,760,963.82
  4. Step 4: Simplify right side
    80,930,772.30x = 4,887,416,400,386,273
  5. Step 5: Solve for x
    x = 4,887,416,400,386,273/80,930,772.30
  6. Step 6: Final answer
    x = 60,390,087.25

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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.