Home / 78,844,862.52-108,808,104.33-43,564,941

Finding the Fourth Proportional to 78,844,862.52, 108,808,104.33 and 43,564,941

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Solution

The fourth proportional to 78,844,862.52, 108,808,104.33 and 43,564,941 is: 60,120,830.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,844,862.52 : 108,808,104.33 = 43,564,941 : x
  2. Step 2: Convert to fraction form
    78,844,862.52/108,808,104.33 = 43,564,941/x
  3. Step 3: Cross multiply
    78,844,862.52x = 108,808,104.33 × 43,564,941
  4. Step 4: Simplify right side
    78,844,862.52x = 4,740,218,645,458,294
  5. Step 5: Solve for x
    x = 4,740,218,645,458,294/78,844,862.52
  6. Step 6: Final answer
    x = 60,120,830.88

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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.