Home / 177,174,141.80-265,761,212.70-115,952,138.60

Finding the Fourth Proportional to 177,174,141.80, 265,761,212.70 and 115,952,138.60

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Solution

The fourth proportional to 177,174,141.80, 265,761,212.70 and 115,952,138.60 is: 173,928,207.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,174,141.80 : 265,761,212.70 = 115,952,138.60 : x
  2. Step 2: Convert to fraction form
    177,174,141.80/265,761,212.70 = 115,952,138.60/x
  3. Step 3: Cross multiply
    177,174,141.80x = 265,761,212.70 × 115,952,138.60
  4. Step 4: Simplify right side
    177,174,141.80x = 30,815,580,969,494,476
  5. Step 5: Solve for x
    x = 30,815,580,969,494,476/177,174,141.80
  6. Step 6: Final answer
    x = 173,928,207.90

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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.