Home / 81,513,451.98-112,489,295.10-44,344,543.76

Finding the Fourth Proportional to 81,513,451.98, 112,489,295.10 and 44,344,543.76

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Solution

The fourth proportional to 81,513,451.98, 112,489,295.10 and 44,344,543.76 is: 61,195,868.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,513,451.98 : 112,489,295.10 = 44,344,543.76 : x
  2. Step 2: Convert to fraction form
    81,513,451.98/112,489,295.10 = 44,344,543.76/x
  3. Step 3: Cross multiply
    81,513,451.98x = 112,489,295.10 × 44,344,543.76
  4. Step 4: Simplify right side
    81,513,451.98x = 4,988,286,469,093,503
  5. Step 5: Solve for x
    x = 4,988,286,469,093,503/81,513,451.98
  6. Step 6: Final answer
    x = 61,195,868.26

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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.