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Finding the Third Proportional to 117,373,262,810 and 254,236,493,757

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Solution

The third proportional to 117,373,262,810 and 254,236,493,757 is: 550,689,255,886.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,373,262,810 : 254,236,493,757 = 254,236,493,757 : x
  2. Step 2: Convert to fraction form
    117,373,262,810/254,236,493,757 = 254,236,493,757/x
  3. Step 3: Cross multiply
    117,373,262,810x = 254,236,493,757 × 254,236,493,757
  4. Step 4: Simplify right side
    117,373,262,810x = 64,636,194,757,853,096,968,192
  5. Step 5: Solve for x
    x = 64,636,194,757,853,096,968,192/117,373,262,810
  6. Step 6: Final answer
    x = 550,689,255,886.87

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.