Home / 177,147,418.80-265,721,128.20-108,272,665.20

Finding the Fourth Proportional to 177,147,418.80, 265,721,128.20 and 108,272,665.20

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Solution

The fourth proportional to 177,147,418.80, 265,721,128.20 and 108,272,665.20 is: 162,408,997.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,418.80 : 265,721,128.20 = 108,272,665.20 : x
  2. Step 2: Convert to fraction form
    177,147,418.80/265,721,128.20 = 108,272,665.20/x
  3. Step 3: Cross multiply
    177,147,418.80x = 265,721,128.20 × 108,272,665.20
  4. Step 4: Simplify right side
    177,147,418.80x = 28,770,334,750,164,880
  5. Step 5: Solve for x
    x = 28,770,334,750,164,880/177,147,418.80
  6. Step 6: Final answer
    x = 162,408,997.80

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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.