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Finding the Fourth Proportional to 330,304,368.80, 495,440,806.80 and 111,933,293.60

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Solution

The fourth proportional to 330,304,368.80, 495,440,806.80 and 111,933,293.60 is: 167,894,604.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,304,368.80 : 495,440,806.80 = 111,933,293.60 : x
  2. Step 2: Convert to fraction form
    330,304,368.80/495,440,806.80 = 111,933,293.60/x
  3. Step 3: Cross multiply
    330,304,368.80x = 495,440,806.80 × 111,933,293.60
  4. Step 4: Simplify right side
    330,304,368.80x = 55,456,321,288,965,272
  5. Step 5: Solve for x
    x = 55,456,321,288,965,272/330,304,368.80
  6. Step 6: Final answer
    x = 167,894,604.27

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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.