Home / 1,492,996,163.20-2,239,494,244.80-1,317,644,252.80

Finding the Fourth Proportional to 1,492,996,163.20, 2,239,494,244.80 and 1,317,644,252.80

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Solution

The fourth proportional to 1,492,996,163.20, 2,239,494,244.80 and 1,317,644,252.80 is: 1,976,466,379.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,996,163.20 : 2,239,494,244.80 = 1,317,644,252.80 : x
  2. Step 2: Convert to fraction form
    1,492,996,163.20/2,239,494,244.80 = 1,317,644,252.80/x
  3. Step 3: Cross multiply
    1,492,996,163.20x = 2,239,494,244.80 × 1,317,644,252.80
  4. Step 4: Simplify right side
    1,492,996,163.20x = 2,950,856,720,839,396,352
  5. Step 5: Solve for x
    x = 2,950,856,720,839,396,352/1,492,996,163.20
  6. Step 6: Final answer
    x = 1,976,466,379.20

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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.