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Finding the Fourth Proportional to 3,449,291,806.20, 5,173,937,709.30 and 3,449,291,806.20

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Solution

The fourth proportional to 3,449,291,806.20, 5,173,937,709.30 and 3,449,291,806.20 is: 5,173,937,709.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449,291,806.20 : 5,173,937,709.30 = 3,449,291,806.20 : x
  2. Step 2: Convert to fraction form
    3,449,291,806.20/5,173,937,709.30 = 3,449,291,806.20/x
  3. Step 3: Cross multiply
    3,449,291,806.20x = 5,173,937,709.30 × 3,449,291,806.20
  4. Step 4: Simplify right side
    3,449,291,806.20x = 17,846,420,946,477,686,784
  5. Step 5: Solve for x
    x = 17,846,420,946,477,686,784/3,449,291,806.20
  6. Step 6: Final answer
    x = 5,173,937,709.30

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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.