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Finding the Third Proportional to 39,115,812 and 84,963,096

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Solution

The third proportional to 39,115,812 and 84,963,096 is: 184,547,560.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,115,812 : 84,963,096 = 84,963,096 : x
  2. Step 2: Convert to fraction form
    39,115,812/84,963,096 = 84,963,096/x
  3. Step 3: Cross multiply
    39,115,812x = 84,963,096 × 84,963,096
  4. Step 4: Simplify right side
    39,115,812x = 7,218,727,681,905,216
  5. Step 5: Solve for x
    x = 7,218,727,681,905,216/39,115,812
  6. Step 6: Final answer
    x = 184,547,560.51

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.