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Finding the Third Proportional to 68,717,884 and 147,272,526

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Solution

The third proportional to 68,717,884 and 147,272,526 is: 315,626,670.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,717,884 : 147,272,526 = 147,272,526 : x
  2. Step 2: Convert to fraction form
    68,717,884/147,272,526 = 147,272,526/x
  3. Step 3: Cross multiply
    68,717,884x = 147,272,526 × 147,272,526
  4. Step 4: Simplify right side
    68,717,884x = 21,689,196,914,420,676
  5. Step 5: Solve for x
    x = 21,689,196,914,420,676/68,717,884
  6. Step 6: Final answer
    x = 315,626,670.26

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.