Home / 177,147,340.20-265,721,010.30-108,768,306.60

Finding the Fourth Proportional to 177,147,340.20, 265,721,010.30 and 108,768,306.60

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Solution

The fourth proportional to 177,147,340.20, 265,721,010.30 and 108,768,306.60 is: 163,152,459.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,340.20 : 265,721,010.30 = 108,768,306.60 : x
  2. Step 2: Convert to fraction form
    177,147,340.20/265,721,010.30 = 108,768,306.60/x
  3. Step 3: Cross multiply
    177,147,340.20x = 265,721,010.30 × 108,768,306.60
  4. Step 4: Simplify right side
    177,147,340.20x = 28,902,024,318,372,156
  5. Step 5: Solve for x
    x = 28,902,024,318,372,156/177,147,340.20
  6. Step 6: Final answer
    x = 163,152,459.90

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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.