Home / 110,707,144.80-166,155,195.60-49,390,663.20

Finding the Fourth Proportional to 110,707,144.80, 166,155,195.60 and 49,390,663.20

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Solution

The fourth proportional to 110,707,144.80, 166,155,195.60 and 49,390,663.20 is: 74,128,145.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,707,144.80 : 166,155,195.60 = 49,390,663.20 : x
  2. Step 2: Convert to fraction form
    110,707,144.80/166,155,195.60 = 49,390,663.20/x
  3. Step 3: Cross multiply
    110,707,144.80x = 166,155,195.60 × 49,390,663.20
  4. Step 4: Simplify right side
    110,707,144.80x = 8,206,515,304,809,722
  5. Step 5: Solve for x
    x = 8,206,515,304,809,722/110,707,144.80
  6. Step 6: Final answer
    x = 74,128,145.20

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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.