Home / 111,193,993.37-166,866,342.84-45,626,984.79

Finding the Fourth Proportional to 111,193,993.37, 166,866,342.84 and 45,626,984.79

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Solution

The fourth proportional to 111,193,993.37, 166,866,342.84 and 45,626,984.79 is: 68,471,397.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,193,993.37 : 166,866,342.84 = 45,626,984.79 : x
  2. Step 2: Convert to fraction form
    111,193,993.37/166,866,342.84 = 45,626,984.79/x
  3. Step 3: Cross multiply
    111,193,993.37x = 166,866,342.84 × 45,626,984.79
  4. Step 4: Simplify right side
    111,193,993.37x = 7,613,608,086,723,605
  5. Step 5: Solve for x
    x = 7,613,608,086,723,605/111,193,993.37
  6. Step 6: Final answer
    x = 68,471,397.20

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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.