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Finding the Fourth Proportional to 336,382,283.70, 504,573,425.55 and 206,568,962.10

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Solution

The fourth proportional to 336,382,283.70, 504,573,425.55 and 206,568,962.10 is: 309,853,443.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,382,283.70 : 504,573,425.55 = 206,568,962.10 : x
  2. Step 2: Convert to fraction form
    336,382,283.70/504,573,425.55 = 206,568,962.10/x
  3. Step 3: Cross multiply
    336,382,283.70x = 504,573,425.55 × 206,568,962.10
  4. Step 4: Simplify right side
    336,382,283.70x = 104,229,208,819,105,120
  5. Step 5: Solve for x
    x = 104,229,208,819,105,120/336,382,283.70
  6. Step 6: Final answer
    x = 309,853,443.15

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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.