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Finding the Third Proportional to 699,693,963.75 and 1,619,834,392.13

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Solution

The third proportional to 699,693,963.75 and 1,619,834,392.13 is: 3,750,015,855.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,693,963.75 : 1,619,834,392.13 = 1,619,834,392.13 : x
  2. Step 2: Convert to fraction form
    699,693,963.75/1,619,834,392.13 = 1,619,834,392.13/x
  3. Step 3: Cross multiply
    699,693,963.75x = 1,619,834,392.13 × 1,619,834,392.13
  4. Step 4: Simplify right side
    699,693,963.75x = 2,623,863,457,910,968,320
  5. Step 5: Solve for x
    x = 2,623,863,457,910,968,320/699,693,963.75
  6. Step 6: Final answer
    x = 3,750,015,855.29

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.