Home / 80,690,003.36-111,351,677.10-45,882,696.32

Finding the Fourth Proportional to 80,690,003.36, 111,351,677.10 and 45,882,696.32

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Solution

The fourth proportional to 80,690,003.36, 111,351,677.10 and 45,882,696.32 is: 63,317,820.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,690,003.36 : 111,351,677.10 = 45,882,696.32 : x
  2. Step 2: Convert to fraction form
    80,690,003.36/111,351,677.10 = 45,882,696.32/x
  3. Step 3: Cross multiply
    80,690,003.36x = 111,351,677.10 × 45,882,696.32
  4. Step 4: Simplify right side
    80,690,003.36x = 5,109,115,185,101,998
  5. Step 5: Solve for x
    x = 5,109,115,185,101,998/80,690,003.36
  6. Step 6: Final answer
    x = 63,317,820.95

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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.