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Finding the Fourth Proportional to 2,021,993,911.70, 3,032,990,867.56 and 2,021,993,911.70

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Solution

The fourth proportional to 2,021,993,911.70, 3,032,990,867.56 and 2,021,993,911.70 is: 3,032,990,867.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,993,911.70 : 3,032,990,867.56 = 2,021,993,911.70 : x
  2. Step 2: Convert to fraction form
    2,021,993,911.70/3,032,990,867.56 = 2,021,993,911.70/x
  3. Step 3: Cross multiply
    2,021,993,911.70x = 3,032,990,867.56 × 2,021,993,911.70
  4. Step 4: Simplify right side
    2,021,993,911.70x = 6,132,689,068,448,021,504
  5. Step 5: Solve for x
    x = 6,132,689,068,448,021,504/2,021,993,911.70
  6. Step 6: Final answer
    x = 3,032,990,867.56

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Double scale
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Similar ratio
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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.