Home / 177,147,445.20-265,721,167.80-131,230,942.80

Finding the Fourth Proportional to 177,147,445.20, 265,721,167.80 and 131,230,942.80

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Solution

The fourth proportional to 177,147,445.20, 265,721,167.80 and 131,230,942.80 is: 196,846,414.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,445.20 : 265,721,167.80 = 131,230,942.80 : x
  2. Step 2: Convert to fraction form
    177,147,445.20/265,721,167.80 = 131,230,942.80/x
  3. Step 3: Cross multiply
    177,147,445.20x = 265,721,167.80 × 131,230,942.80
  4. Step 4: Simplify right side
    177,147,445.20x = 34,870,839,372,311,004
  5. Step 5: Solve for x
    x = 34,870,839,372,311,004/177,147,445.20
  6. Step 6: Final answer
    x = 196,846,414.20

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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.