Home / 2,635,808,279.36-3,953,942,206.62-864,647,958.56

Finding the Fourth Proportional to 2,635,808,279.36, 3,953,942,206.62 and 864,647,958.56

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Solution

The fourth proportional to 2,635,808,279.36, 3,953,942,206.62 and 864,647,958.56 is: 1,297,047,317.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635,808,279.36 : 3,953,942,206.62 = 864,647,958.56 : x
  2. Step 2: Convert to fraction form
    2,635,808,279.36/3,953,942,206.62 = 864,647,958.56/x
  3. Step 3: Cross multiply
    2,635,808,279.36x = 3,953,942,206.62 × 864,647,958.56
  4. Step 4: Simplify right side
    2,635,808,279.36x = 3,418,768,057,218,204,160
  5. Step 5: Solve for x
    x = 3,418,768,057,218,204,160/2,635,808,279.36
  6. Step 6: Final answer
    x = 1,297,047,317.13

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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.