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Finding the Fourth Proportional to 3,288,291,208.45, 4,932,436,812.68 and 3,288,291,208.45

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Solution

The fourth proportional to 3,288,291,208.45, 4,932,436,812.68 and 3,288,291,208.45 is: 4,932,436,812.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288,291,208.45 : 4,932,436,812.68 = 3,288,291,208.45 : x
  2. Step 2: Convert to fraction form
    3,288,291,208.45/4,932,436,812.68 = 3,288,291,208.45/x
  3. Step 3: Cross multiply
    3,288,291,208.45x = 4,932,436,812.68 × 3,288,291,208.45
  4. Step 4: Simplify right side
    3,288,291,208.45x = 16,219,288,607,370,782,720
  5. Step 5: Solve for x
    x = 16,219,288,607,370,782,720/3,288,291,208.45
  6. Step 6: Final answer
    x = 4,932,436,812.68

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Double scale
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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.