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Finding the Third Proportional to 68,955,492 and 146,316,724

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Solution

The third proportional to 68,955,492 and 146,316,724 is: 310,469,595.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,955,492 : 146,316,724 = 146,316,724 : x
  2. Step 2: Convert to fraction form
    68,955,492/146,316,724 = 146,316,724/x
  3. Step 3: Cross multiply
    68,955,492x = 146,316,724 × 146,316,724
  4. Step 4: Simplify right side
    68,955,492x = 21,408,583,722,092,176
  5. Step 5: Solve for x
    x = 21,408,583,722,092,176/68,955,492
  6. Step 6: Final answer
    x = 310,469,595.69

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.