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Finding the Fourth Proportional to 336,382,287.70, 504,573,431.55 and 206,568,966.10

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Solution

The fourth proportional to 336,382,287.70, 504,573,431.55 and 206,568,966.10 is: 309,853,449.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,382,287.70 : 504,573,431.55 = 206,568,966.10 : x
  2. Step 2: Convert to fraction form
    336,382,287.70/504,573,431.55 = 206,568,966.10/x
  3. Step 3: Cross multiply
    336,382,287.70x = 504,573,431.55 × 206,568,966.10
  4. Step 4: Simplify right side
    336,382,287.70x = 104,229,212,076,812,624
  5. Step 5: Solve for x
    x = 104,229,212,076,812,624/336,382,287.70
  6. Step 6: Final answer
    x = 309,853,449.15

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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.