Home / 844,813,489.20-1,165,821,806.52-468,467,997.36

Finding the Fourth Proportional to 844,813,489.20, 1,165,821,806.52 and 468,467,997.36

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Solution

The fourth proportional to 844,813,489.20, 1,165,821,806.52 and 468,467,997.36 is: 646,474,297.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,813,489.20 : 1,165,821,806.52 = 468,467,997.36 : x
  2. Step 2: Convert to fraction form
    844,813,489.20/1,165,821,806.52 = 468,467,997.36/x
  3. Step 3: Cross multiply
    844,813,489.20x = 1,165,821,806.52 × 468,467,997.36
  4. Step 4: Simplify right side
    844,813,489.20x = 546,150,206,979,041,792
  5. Step 5: Solve for x
    x = 546,150,206,979,041,792/844,813,489.20
  6. Step 6: Final answer
    x = 646,474,297.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.