Home / 177,147,408.80-265,721,113.20-108,272,655.20

Finding the Fourth Proportional to 177,147,408.80, 265,721,113.20 and 108,272,655.20

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Solution

The fourth proportional to 177,147,408.80, 265,721,113.20 and 108,272,655.20 is: 162,408,982.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,408.80 : 265,721,113.20 = 108,272,655.20 : x
  2. Step 2: Convert to fraction form
    177,147,408.80/265,721,113.20 = 108,272,655.20/x
  3. Step 3: Cross multiply
    177,147,408.80x = 265,721,113.20 × 108,272,655.20
  4. Step 4: Simplify right side
    177,147,408.80x = 28,770,330,468,863,768
  5. Step 5: Solve for x
    x = 28,770,330,468,863,768/177,147,408.80
  6. Step 6: Final answer
    x = 162,408,982.80

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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.