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Finding the Third Proportional to 72,727,158,446 and 169,923,457,977

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Solution

The third proportional to 72,727,158,446 and 169,923,457,977 is: 397,017,870,460.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,727,158,446 : 169,923,457,977 = 169,923,457,977 : x
  2. Step 2: Convert to fraction form
    72,727,158,446/169,923,457,977 = 169,923,457,977/x
  3. Step 3: Cross multiply
    72,727,158,446x = 169,923,457,977 × 169,923,457,977
  4. Step 4: Simplify right side
    72,727,158,446x = 28,873,981,570,861,284,458,496
  5. Step 5: Solve for x
    x = 28,873,981,570,861,284,458,496/72,727,158,446
  6. Step 6: Final answer
    x = 397,017,870,460.32

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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.