Home / 325,827,760.60-488,741,640.90-222,515,630.20

Finding the Fourth Proportional to 325,827,760.60, 488,741,640.90 and 222,515,630.20

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Solution

The fourth proportional to 325,827,760.60, 488,741,640.90 and 222,515,630.20 is: 333,773,445.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,827,760.60 : 488,741,640.90 = 222,515,630.20 : x
  2. Step 2: Convert to fraction form
    325,827,760.60/488,741,640.90 = 222,515,630.20/x
  3. Step 3: Cross multiply
    325,827,760.60x = 488,741,640.90 × 222,515,630.20
  4. Step 4: Simplify right side
    325,827,760.60x = 108,752,654,229,845,584
  5. Step 5: Solve for x
    x = 108,752,654,229,845,584/325,827,760.60
  6. Step 6: Final answer
    x = 333,773,445.30

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1.5x scale

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.