Home / 80,198,725,087-172,039,605,531

Finding the Third Proportional to 80,198,725,087 and 172,039,605,531

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Solution

The third proportional to 80,198,725,087 and 172,039,605,531 is: 369,053,570,853.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,198,725,087 : 172,039,605,531 = 172,039,605,531 : x
  2. Step 2: Convert to fraction form
    80,198,725,087/172,039,605,531 = 172,039,605,531/x
  3. Step 3: Cross multiply
    80,198,725,087x = 172,039,605,531 × 172,039,605,531
  4. Step 4: Simplify right side
    80,198,725,087x = 29,597,625,871,262,084,497,408
  5. Step 5: Solve for x
    x = 29,597,625,871,262,084,497,408/80,198,725,087
  6. Step 6: Final answer
    x = 369,053,570,853.58

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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.