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Finding the Fourth Proportional to 2,183,669,405.85, 3,275,504,108.79 and 2,183,669,405.85

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Solution

The fourth proportional to 2,183,669,405.85, 3,275,504,108.79 and 2,183,669,405.85 is: 3,275,504,108.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,669,405.85 : 3,275,504,108.79 = 2,183,669,405.85 : x
  2. Step 2: Convert to fraction form
    2,183,669,405.85/3,275,504,108.79 = 2,183,669,405.85/x
  3. Step 3: Cross multiply
    2,183,669,405.85x = 3,275,504,108.79 × 2,183,669,405.85
  4. Step 4: Simplify right side
    2,183,669,405.85x = 7,152,618,111,100,692,480
  5. Step 5: Solve for x
    x = 7,152,618,111,100,692,480/2,183,669,405.85
  6. Step 6: Final answer
    x = 3,275,504,108.79

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1.5x scale

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.