Home / 78,890,448.80-108,866,730.96-44,083,425.26

Finding the Fourth Proportional to 78,890,448.80, 108,866,730.96 and 44,083,425.26

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Solution

The fourth proportional to 78,890,448.80, 108,866,730.96 and 44,083,425.26 is: 60,833,959.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,890,448.80 : 108,866,730.96 = 44,083,425.26 : x
  2. Step 2: Convert to fraction form
    78,890,448.80/108,866,730.96 = 44,083,425.26/x
  3. Step 3: Cross multiply
    78,890,448.80x = 108,866,730.96 × 44,083,425.26
  4. Step 4: Simplify right side
    78,890,448.80x = 4,799,218,397,031,354
  5. Step 5: Solve for x
    x = 4,799,218,397,031,354/78,890,448.80
  6. Step 6: Final answer
    x = 60,833,959.88

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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.