Home / 81,975,863.01-113,126,416.30-44,806,121.77

Finding the Fourth Proportional to 81,975,863.01, 113,126,416.30 and 44,806,121.77

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Solution

The fourth proportional to 81,975,863.01, 113,126,416.30 and 44,806,121.77 is: 61,832,297.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,975,863.01 : 113,126,416.30 = 44,806,121.77 : x
  2. Step 2: Convert to fraction form
    81,975,863.01/113,126,416.30 = 44,806,121.77/x
  3. Step 3: Cross multiply
    81,975,863.01x = 113,126,416.30 × 44,806,121.77
  4. Step 4: Simplify right side
    81,975,863.01x = 5,068,755,984,141,513
  5. Step 5: Solve for x
    x = 5,068,755,984,141,513/81,975,863.01
  6. Step 6: Final answer
    x = 61,832,297.92

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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.