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Finding the Third Proportional to 10,957,854,714 and 16,939,991,315

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Solution

The third proportional to 10,957,854,714 and 16,939,991,315 is: 26,187,909,334.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,957,854,714 : 16,939,991,315 = 16,939,991,315 : x
  2. Step 2: Convert to fraction form
    10,957,854,714/16,939,991,315 = 16,939,991,315/x
  3. Step 3: Cross multiply
    10,957,854,714x = 16,939,991,315 × 16,939,991,315
  4. Step 4: Simplify right side
    10,957,854,714x = 286,963,305,752,275,419,136
  5. Step 5: Solve for x
    x = 286,963,305,752,275,419,136/10,957,854,714
  6. Step 6: Final answer
    x = 26,187,909,334.63

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.