Home / 81,568,984.88-112,568,168.80-44,397,468.17

Finding the Fourth Proportional to 81,568,984.88, 112,568,168.80 and 44,397,468.17

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Solution

The fourth proportional to 81,568,984.88, 112,568,168.80 and 44,397,468.17 is: 61,270,122.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,568,984.88 : 112,568,168.80 = 44,397,468.17 : x
  2. Step 2: Convert to fraction form
    81,568,984.88/112,568,168.80 = 44,397,468.17/x
  3. Step 3: Cross multiply
    81,568,984.88x = 112,568,168.80 × 44,397,468.17
  4. Step 4: Simplify right side
    81,568,984.88x = 4,997,741,691,253,187
  5. Step 5: Solve for x
    x = 4,997,741,691,253,187/81,568,984.88
  6. Step 6: Final answer
    x = 61,270,122.45

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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.