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Finding the Third Proportional to 67,404,927 and 145,192,635

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Solution

The third proportional to 67,404,927 and 145,192,635 is: 312,750,153.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,404,927 : 145,192,635 = 145,192,635 : x
  2. Step 2: Convert to fraction form
    67,404,927/145,192,635 = 145,192,635/x
  3. Step 3: Cross multiply
    67,404,927x = 145,192,635 × 145,192,635
  4. Step 4: Simplify right side
    67,404,927x = 21,080,901,258,243,224
  5. Step 5: Solve for x
    x = 21,080,901,258,243,224/67,404,927
  6. Step 6: Final answer
    x = 312,750,153.39

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.