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Finding the Third Proportional to 223,808,890.50 and 481,630,018.50

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Solution

The third proportional to 223,808,890.50 and 481,630,018.50 is: 1,036,453,351.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,808,890.50 : 481,630,018.50 = 481,630,018.50 : x
  2. Step 2: Convert to fraction form
    223,808,890.50/481,630,018.50 = 481,630,018.50/x
  3. Step 3: Cross multiply
    223,808,890.50x = 481,630,018.50 × 481,630,018.50
  4. Step 4: Simplify right side
    223,808,890.50x = 231,967,474,720,310,336
  5. Step 5: Solve for x
    x = 231,967,474,720,310,336/223,808,890.50
  6. Step 6: Final answer
    x = 1,036,453,351.80

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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.