Home / 264,659,512.20-396,989,268.30-155,536,960.20

Finding the Fourth Proportional to 264,659,512.20, 396,989,268.30 and 155,536,960.20

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Solution

The fourth proportional to 264,659,512.20, 396,989,268.30 and 155,536,960.20 is: 233,305,440.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,659,512.20 : 396,989,268.30 = 155,536,960.20 : x
  2. Step 2: Convert to fraction form
    264,659,512.20/396,989,268.30 = 155,536,960.20/x
  3. Step 3: Cross multiply
    264,659,512.20x = 396,989,268.30 × 155,536,960.20
  4. Step 4: Simplify right side
    264,659,512.20x = 61,746,504,023,404,216
  5. Step 5: Solve for x
    x = 61,746,504,023,404,216/264,659,512.20
  6. Step 6: Final answer
    x = 233,305,440.30

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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.