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Finding the Fourth Proportional to 3,669,787,906.23, 5,504,681,859.34 and 3,669,787,906.23

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Solution

The fourth proportional to 3,669,787,906.23, 5,504,681,859.34 and 3,669,787,906.23 is: 5,504,681,859.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,787,906.23 : 5,504,681,859.34 = 3,669,787,906.23 : x
  2. Step 2: Convert to fraction form
    3,669,787,906.23/5,504,681,859.34 = 3,669,787,906.23/x
  3. Step 3: Cross multiply
    3,669,787,906.23x = 5,504,681,859.34 × 3,669,787,906.23
  4. Step 4: Simplify right side
    3,669,787,906.23x = 20,201,014,915,049,603,072
  5. Step 5: Solve for x
    x = 20,201,014,915,049,603,072/3,669,787,906.23
  6. Step 6: Final answer
    x = 5,504,681,859.34

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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.