Home / 454,922,982,078.89-627,813,449,500.05-251,926,752,733.15

Finding the Fourth Proportional to 454,922,982,078.89, 627,813,449,500.05 and 251,926,752,733.15

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Solution

The fourth proportional to 454,922,982,078.89, 627,813,449,500.05 and 251,926,752,733.15 is: 347,669,847,172.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,922,982,078.89 : 627,813,449,500.05 = 251,926,752,733.15 : x
  2. Step 2: Convert to fraction form
    454,922,982,078.89/627,813,449,500.05 = 251,926,752,733.15/x
  3. Step 3: Cross multiply
    454,922,982,078.89x = 627,813,449,500.05 × 251,926,752,733.15
  4. Step 4: Simplify right side
    454,922,982,078.89x = 158,163,003,654,745,052,151,808
  5. Step 5: Solve for x
    x = 158,163,003,654,745,052,151,808/454,922,982,078.89
  6. Step 6: Final answer
    x = 347,669,847,172.76

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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.