Home / 664,275,504.10-996,413,256.15-615,902,563.30

Finding the Fourth Proportional to 664,275,504.10, 996,413,256.15 and 615,902,563.30

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Solution

The fourth proportional to 664,275,504.10, 996,413,256.15 and 615,902,563.30 is: 923,853,844.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,275,504.10 : 996,413,256.15 = 615,902,563.30 : x
  2. Step 2: Convert to fraction form
    664,275,504.10/996,413,256.15 = 615,902,563.30/x
  3. Step 3: Cross multiply
    664,275,504.10x = 996,413,256.15 × 615,902,563.30
  4. Step 4: Simplify right side
    664,275,504.10x = 613,693,478,568,884,480
  5. Step 5: Solve for x
    x = 613,693,478,568,884,480/664,275,504.10
  6. Step 6: Final answer
    x = 923,853,844.95

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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.