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Finding the Third Proportional to 1,867,855,320 and 2,865,083,524

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Solution

The third proportional to 1,867,855,320 and 2,865,083,524 is: 4,394,721,321.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,855,320 : 2,865,083,524 = 2,865,083,524 : x
  2. Step 2: Convert to fraction form
    1,867,855,320/2,865,083,524 = 2,865,083,524/x
  3. Step 3: Cross multiply
    1,867,855,320x = 2,865,083,524 × 2,865,083,524
  4. Step 4: Simplify right side
    1,867,855,320x = 8,208,703,599,496,258,560
  5. Step 5: Solve for x
    x = 8,208,703,599,496,258,560/1,867,855,320
  6. Step 6: Final answer
    x = 4,394,721,321.08

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.