Home / 111,256,539.12-166,932,760.68-60,174,517.68

Finding the Fourth Proportional to 111,256,539.12, 166,932,760.68 and 60,174,517.68

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Solution

The fourth proportional to 111,256,539.12, 166,932,760.68 and 60,174,517.68 is: 90,287,711.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,256,539.12 : 166,932,760.68 = 60,174,517.68 : x
  2. Step 2: Convert to fraction form
    111,256,539.12/166,932,760.68 = 60,174,517.68/x
  3. Step 3: Cross multiply
    111,256,539.12x = 166,932,760.68 × 60,174,517.68
  4. Step 4: Simplify right side
    111,256,539.12x = 10,045,098,358,909,870
  5. Step 5: Solve for x
    x = 10,045,098,358,909,870/111,256,539.12
  6. Step 6: Final answer
    x = 90,287,711.97

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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.