Home / 454,922,982,025.42-627,813,449,426.20-251,926,752,679.64

Finding the Fourth Proportional to 454,922,982,025.42, 627,813,449,426.20 and 251,926,752,679.64

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Solution

The fourth proportional to 454,922,982,025.42, 627,813,449,426.20 and 251,926,752,679.64 is: 347,669,847,098.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,922,982,025.42 : 627,813,449,426.20 = 251,926,752,679.64 : x
  2. Step 2: Convert to fraction form
    454,922,982,025.42/627,813,449,426.20 = 251,926,752,679.64/x
  3. Step 3: Cross multiply
    454,922,982,025.42x = 627,813,449,426.20 × 251,926,752,679.64
  4. Step 4: Simplify right side
    454,922,982,025.42x = 158,163,003,602,545,965,793,280
  5. Step 5: Solve for x
    x = 158,163,003,602,545,965,793,280/454,922,982,025.42
  6. Step 6: Final answer
    x = 347,669,847,098.88

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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.