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Finding the Third Proportional to 68,308,792 and 147,524,168

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Solution

The third proportional to 68,308,792 and 147,524,168 is: 318,602,913.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,308,792 : 147,524,168 = 147,524,168 : x
  2. Step 2: Convert to fraction form
    68,308,792/147,524,168 = 147,524,168/x
  3. Step 3: Cross multiply
    68,308,792x = 147,524,168 × 147,524,168
  4. Step 4: Simplify right side
    68,308,792x = 21,763,380,144,092,224
  5. Step 5: Solve for x
    x = 21,763,380,144,092,224/68,308,792
  6. Step 6: Final answer
    x = 318,602,913.43

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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.