Home / 177,147,269.70-265,720,904.55-121,664,829.30

Finding the Fourth Proportional to 177,147,269.70, 265,720,904.55 and 121,664,829.30

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Solution

The fourth proportional to 177,147,269.70, 265,720,904.55 and 121,664,829.30 is: 182,497,243.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,269.70 : 265,720,904.55 = 121,664,829.30 : x
  2. Step 2: Convert to fraction form
    177,147,269.70/265,720,904.55 = 121,664,829.30/x
  3. Step 3: Cross multiply
    177,147,269.70x = 265,720,904.55 × 121,664,829.30
  4. Step 4: Simplify right side
    177,147,269.70x = 32,328,888,493,517,344
  5. Step 5: Solve for x
    x = 32,328,888,493,517,344/177,147,269.70
  6. Step 6: Final answer
    x = 182,497,243.95

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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.