Home / 1,697,781,491.46-2,546,948,648.94-501,378,209.78

Finding the Fourth Proportional to 1,697,781,491.46, 2,546,948,648.94 and 501,378,209.78

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Solution

The fourth proportional to 1,697,781,491.46, 2,546,948,648.94 and 501,378,209.78 is: 752,148,942.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,697,781,491.46 : 2,546,948,648.94 = 501,378,209.78 : x
  2. Step 2: Convert to fraction form
    1,697,781,491.46/2,546,948,648.94 = 501,378,209.78/x
  3. Step 3: Cross multiply
    1,697,781,491.46x = 2,546,948,648.94 × 501,378,209.78
  4. Step 4: Simplify right side
    1,697,781,491.46x = 1,276,984,553,992,536,832
  5. Step 5: Solve for x
    x = 1,276,984,553,992,536,832/1,697,781,491.46
  6. Step 6: Final answer
    x = 752,148,942.85

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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.