Home / 2,538,708,198.57-3,808,057,223.39-673,540,850.79

Finding the Fourth Proportional to 2,538,708,198.57, 3,808,057,223.39 and 673,540,850.79

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Solution

The fourth proportional to 2,538,708,198.57, 3,808,057,223.39 and 673,540,850.79 is: 1,010,309,929.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538,708,198.57 : 3,808,057,223.39 = 673,540,850.79 : x
  2. Step 2: Convert to fraction form
    2,538,708,198.57/3,808,057,223.39 = 673,540,850.79/x
  3. Step 3: Cross multiply
    2,538,708,198.57x = 3,808,057,223.39 × 673,540,850.79
  4. Step 4: Simplify right side
    2,538,708,198.57x = 2,564,882,102,095,737,856
  5. Step 5: Solve for x
    x = 2,564,882,102,095,737,856/2,538,708,198.57
  6. Step 6: Final answer
    x = 1,010,309,929.89

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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.