Home / 905,942,170.28-1,358,964,296.87-275,694,724.82

Finding the Fourth Proportional to 905,942,170.28, 1,358,964,296.87 and 275,694,724.82

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Solution

The fourth proportional to 905,942,170.28, 1,358,964,296.87 and 275,694,724.82 is: 413,557,620.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,942,170.28 : 1,358,964,296.87 = 275,694,724.82 : x
  2. Step 2: Convert to fraction form
    905,942,170.28/1,358,964,296.87 = 275,694,724.82/x
  3. Step 3: Cross multiply
    905,942,170.28x = 1,358,964,296.87 × 275,694,724.82
  4. Step 4: Simplify right side
    905,942,170.28x = 374,659,287,857,606,144
  5. Step 5: Solve for x
    x = 374,659,287,857,606,144/905,942,170.28
  6. Step 6: Final answer
    x = 413,557,620.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.