Home / 668,736,265.20-1,002,254,092.20-322,945,321.20

Finding the Fourth Proportional to 668,736,265.20, 1,002,254,092.20 and 322,945,321.20

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Solution

The fourth proportional to 668,736,265.20, 1,002,254,092.20 and 322,945,321.20 is: 484,007,353.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,736,265.20 : 1,002,254,092.20 = 322,945,321.20 : x
  2. Step 2: Convert to fraction form
    668,736,265.20/1,002,254,092.20 = 322,945,321.20/x
  3. Step 3: Cross multiply
    668,736,265.20x = 1,002,254,092.20 × 322,945,321.20
  4. Step 4: Simplify right side
    668,736,265.20x = 323,673,269,729,543,424
  5. Step 5: Solve for x
    x = 323,673,269,729,543,424/668,736,265.20
  6. Step 6: Final answer
    x = 484,007,353.23

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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.