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Finding the Third Proportional to 223,808,854.78 and 481,629,933.56

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Solution

The third proportional to 223,808,854.78 and 481,629,933.56 is: 1,036,453,151.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,808,854.78 : 481,629,933.56 = 481,629,933.56 : x
  2. Step 2: Convert to fraction form
    223,808,854.78/481,629,933.56 = 481,629,933.56/x
  3. Step 3: Cross multiply
    223,808,854.78x = 481,629,933.56 × 481,629,933.56
  4. Step 4: Simplify right side
    223,808,854.78x = 231,967,392,903,398,880
  5. Step 5: Solve for x
    x = 231,967,392,903,398,880/223,808,854.78
  6. Step 6: Final answer
    x = 1,036,453,151.64

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.