Home / 327,407,147.55-491,110,721.33-163,670,175.45

Finding the Fourth Proportional to 327,407,147.55, 491,110,721.33 and 163,670,175.45

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Solution

The fourth proportional to 327,407,147.55, 491,110,721.33 and 163,670,175.45 is: 245,505,263.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,407,147.55 : 491,110,721.33 = 163,670,175.45 : x
  2. Step 2: Convert to fraction form
    327,407,147.55/491,110,721.33 = 163,670,175.45/x
  3. Step 3: Cross multiply
    327,407,147.55x = 491,110,721.33 × 163,670,175.45
  4. Step 4: Simplify right side
    327,407,147.55x = 80,380,177,924,638,800
  5. Step 5: Solve for x
    x = 80,380,177,924,638,800/327,407,147.55
  6. Step 6: Final answer
    x = 245,505,263.18

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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.