Home / 454,922,982,013.73-627,813,449,410.12-251,926,752,667.97

Finding the Fourth Proportional to 454,922,982,013.73, 627,813,449,410.12 and 251,926,752,667.97

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Solution

The fourth proportional to 454,922,982,013.73, 627,813,449,410.12 and 251,926,752,667.97 is: 347,669,847,082.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,922,982,013.73 : 627,813,449,410.12 = 251,926,752,667.97 : x
  2. Step 2: Convert to fraction form
    454,922,982,013.73/627,813,449,410.12 = 251,926,752,667.97/x
  3. Step 3: Cross multiply
    454,922,982,013.73x = 627,813,449,410.12 × 251,926,752,667.97
  4. Step 4: Simplify right side
    454,922,982,013.73x = 158,163,003,591,168,396,099,584
  5. Step 5: Solve for x
    x = 158,163,003,591,168,396,099,584/454,922,982,013.73
  6. Step 6: Final answer
    x = 347,669,847,082.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.