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Finding the Third Proportional to 6,899,787,480 and 15,008,489,103

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Solution

The third proportional to 6,899,787,480 and 15,008,489,103 is: 32,646,620,755.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899,787,480 : 15,008,489,103 = 15,008,489,103 : x
  2. Step 2: Convert to fraction form
    6,899,787,480/15,008,489,103 = 15,008,489,103/x
  3. Step 3: Cross multiply
    6,899,787,480x = 15,008,489,103 × 15,008,489,103
  4. Step 4: Simplify right side
    6,899,787,480x = 225,254,745,154,869,755,904
  5. Step 5: Solve for x
    x = 225,254,745,154,869,755,904/6,899,787,480
  6. Step 6: Final answer
    x = 32,646,620,755.76

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.