Home / 454,922,982,079.38-627,813,449,500.75-251,926,752,733.65

Finding the Fourth Proportional to 454,922,982,079.38, 627,813,449,500.75 and 251,926,752,733.65

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Solution

The fourth proportional to 454,922,982,079.38, 627,813,449,500.75 and 251,926,752,733.65 is: 347,669,847,173.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,922,982,079.38 : 627,813,449,500.75 = 251,926,752,733.65 : x
  2. Step 2: Convert to fraction form
    454,922,982,079.38/627,813,449,500.75 = 251,926,752,733.65/x
  3. Step 3: Cross multiply
    454,922,982,079.38x = 627,813,449,500.75 × 251,926,752,733.65
  4. Step 4: Simplify right side
    454,922,982,079.38x = 158,163,003,655,235,315,957,760
  5. Step 5: Solve for x
    x = 158,163,003,655,235,315,957,760/454,922,982,079.38
  6. Step 6: Final answer
    x = 347,669,847,173.47

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1.5x scale

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.