Home / 110,721,844.35-166,082,766.53-102,659,687.55

Finding the Fourth Proportional to 110,721,844.35, 166,082,766.53 and 102,659,687.55

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Solution

The fourth proportional to 110,721,844.35, 166,082,766.53 and 102,659,687.55 is: 153,989,531.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,721,844.35 : 166,082,766.53 = 102,659,687.55 : x
  2. Step 2: Convert to fraction form
    110,721,844.35/166,082,766.53 = 102,659,687.55/x
  3. Step 3: Cross multiply
    110,721,844.35x = 166,082,766.53 × 102,659,687.55
  4. Step 4: Simplify right side
    110,721,844.35x = 17,050,004,918,896,100
  5. Step 5: Solve for x
    x = 17,050,004,918,896,100/110,721,844.35
  6. Step 6: Final answer
    x = 153,989,531.33

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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.