Home / 330,164,383.20-495,246,574.80-298,419,640.80

Finding the Fourth Proportional to 330,164,383.20, 495,246,574.80 and 298,419,640.80

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Solution

The fourth proportional to 330,164,383.20, 495,246,574.80 and 298,419,640.80 is: 447,629,461.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,164,383.20 : 495,246,574.80 = 298,419,640.80 : x
  2. Step 2: Convert to fraction form
    330,164,383.20/495,246,574.80 = 298,419,640.80/x
  3. Step 3: Cross multiply
    330,164,383.20x = 495,246,574.80 × 298,419,640.80
  4. Step 4: Simplify right side
    330,164,383.20x = 147,791,304,959,246,336
  5. Step 5: Solve for x
    x = 147,791,304,959,246,336/330,164,383.20
  6. Step 6: Final answer
    x = 447,629,461.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.