Home / 72,727,158,530-169,923,458,145

Finding the Third Proportional to 72,727,158,530 and 169,923,458,145

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Solution

The third proportional to 72,727,158,530 and 169,923,458,145 is: 397,017,870,786.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,727,158,530 : 169,923,458,145 = 169,923,458,145 : x
  2. Step 2: Convert to fraction form
    72,727,158,530/169,923,458,145 = 169,923,458,145/x
  3. Step 3: Cross multiply
    72,727,158,530x = 169,923,458,145 × 169,923,458,145
  4. Step 4: Simplify right side
    72,727,158,530x = 28,873,981,627,955,568,181,248
  5. Step 5: Solve for x
    x = 28,873,981,627,955,568,181,248/72,727,158,530
  6. Step 6: Final answer
    x = 397,017,870,786.81

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.