Home / 293,056,872.78-404,419,280.20-160,906,428.84

Finding the Fourth Proportional to 293,056,872.78, 404,419,280.20 and 160,906,428.84

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Solution

The fourth proportional to 293,056,872.78, 404,419,280.20 and 160,906,428.84 is: 222,051,308.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,056,872.78 : 404,419,280.20 = 160,906,428.84 : x
  2. Step 2: Convert to fraction form
    293,056,872.78/404,419,280.20 = 160,906,428.84/x
  3. Step 3: Cross multiply
    293,056,872.78x = 404,419,280.20 × 160,906,428.84
  4. Step 4: Simplify right side
    293,056,872.78x = 65,073,662,131,025,320
  5. Step 5: Solve for x
    x = 65,073,662,131,025,320/293,056,872.78
  6. Step 6: Final answer
    x = 222,051,308.72

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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.