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Finding the Third Proportional to 78,179,294 and 169,972,663

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Solution

The third proportional to 78,179,294 and 169,972,663 is: 369,544,219.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,179,294 : 169,972,663 = 169,972,663 : x
  2. Step 2: Convert to fraction form
    78,179,294/169,972,663 = 169,972,663/x
  3. Step 3: Cross multiply
    78,179,294x = 169,972,663 × 169,972,663
  4. Step 4: Simplify right side
    78,179,294x = 28,890,706,167,311,568
  5. Step 5: Solve for x
    x = 28,890,706,167,311,568/78,179,294
  6. Step 6: Final answer
    x = 369,544,219.31

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