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Finding the Third Proportional to 69,040,002 and 148,839,966

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Solution

The third proportional to 69,040,002 and 148,839,966 is: 320,876,808.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,040,002 : 148,839,966 = 148,839,966 : x
  2. Step 2: Convert to fraction form
    69,040,002/148,839,966 = 148,839,966/x
  3. Step 3: Cross multiply
    69,040,002x = 148,839,966 × 148,839,966
  4. Step 4: Simplify right side
    69,040,002x = 22,153,335,478,881,156
  5. Step 5: Solve for x
    x = 22,153,335,478,881,156/69,040,002
  6. Step 6: Final answer
    x = 320,876,808.19

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.