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Finding the Third Proportional to 18,719,751,960 and 38,093,277,168

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Solution

The third proportional to 18,719,751,960 and 38,093,277,168 is: 77,516,933,370.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,719,751,960 : 38,093,277,168 = 38,093,277,168 : x
  2. Step 2: Convert to fraction form
    18,719,751,960/38,093,277,168 = 38,093,277,168/x
  3. Step 3: Cross multiply
    18,719,751,960x = 38,093,277,168 × 38,093,277,168
  4. Step 4: Simplify right side
    18,719,751,960x = 1,451,097,765,398,070,165,504
  5. Step 5: Solve for x
    x = 1,451,097,765,398,070,165,504/18,719,751,960
  6. Step 6: Final answer
    x = 77,516,933,370.63

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.