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Finding the Third Proportional to 1,693,178,919 and 3,645,833,886

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Solution

The third proportional to 1,693,178,919 and 3,645,833,886 is: 7,850,384,017.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,178,919 : 3,645,833,886 = 3,645,833,886 : x
  2. Step 2: Convert to fraction form
    1,693,178,919/3,645,833,886 = 3,645,833,886/x
  3. Step 3: Cross multiply
    1,693,178,919x = 3,645,833,886 × 3,645,833,886
  4. Step 4: Simplify right side
    1,693,178,919x = 13,292,104,724,305,860,608
  5. Step 5: Solve for x
    x = 13,292,104,724,305,860,608/1,693,178,919
  6. Step 6: Final answer
    x = 7,850,384,017.39

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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.