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Finding the Third Proportional to 68,054,238 and 149,335,452

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Solution

The third proportional to 68,054,238 and 149,335,452 is: 327,695,642.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,054,238 : 149,335,452 = 149,335,452 : x
  2. Step 2: Convert to fraction form
    68,054,238/149,335,452 = 149,335,452/x
  3. Step 3: Cross multiply
    68,054,238x = 149,335,452 × 149,335,452
  4. Step 4: Simplify right side
    68,054,238x = 22,301,077,224,044,304
  5. Step 5: Solve for x
    x = 22,301,077,224,044,304/68,054,238
  6. Step 6: Final answer
    x = 327,695,642.17

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.