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Finding the Fourth Proportional to 330,597,694.53, 495,968,279.94 and 100,560,800.48

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Solution

The fourth proportional to 330,597,694.53, 495,968,279.94 and 100,560,800.48 is: 150,863,021.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,597,694.53 : 495,968,279.94 = 100,560,800.48 : x
  2. Step 2: Convert to fraction form
    330,597,694.53/495,968,279.94 = 100,560,800.48/x
  3. Step 3: Cross multiply
    330,597,694.53x = 495,968,279.94 × 100,560,800.48
  4. Step 4: Simplify right side
    330,597,694.53x = 49,874,967,240,975,280
  5. Step 5: Solve for x
    x = 49,874,967,240,975,280/330,597,694.53
  6. Step 6: Final answer
    x = 150,863,021.93

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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.