Home / 264,589,781.40-396,128,844.90-237,380,002.20

Finding the Fourth Proportional to 264,589,781.40, 396,128,844.90 and 237,380,002.20

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Solution

The fourth proportional to 264,589,781.40, 396,128,844.90 and 237,380,002.20 is: 355,391,903.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,589,781.40 : 396,128,844.90 = 237,380,002.20 : x
  2. Step 2: Convert to fraction form
    264,589,781.40/396,128,844.90 = 237,380,002.20/x
  3. Step 3: Cross multiply
    264,589,781.40x = 396,128,844.90 × 237,380,002.20
  4. Step 4: Simplify right side
    264,589,781.40x = 94,033,066,073,845,456
  5. Step 5: Solve for x
    x = 94,033,066,073,845,456/264,589,781.40
  6. Step 6: Final answer
    x = 355,391,903.56

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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.