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Finding the Fourth Proportional to 9,099,681,378.40, 13,649,522,067.60 and 9,099,681,378.40

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Solution

The fourth proportional to 9,099,681,378.40, 13,649,522,067.60 and 9,099,681,378.40 is: 13,649,522,067.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,099,681,378.40 : 13,649,522,067.60 = 9,099,681,378.40 : x
  2. Step 2: Convert to fraction form
    9,099,681,378.40/13,649,522,067.60 = 9,099,681,378.40/x
  3. Step 3: Cross multiply
    9,099,681,378.40x = 13,649,522,067.60 × 9,099,681,378.40
  4. Step 4: Simplify right side
    9,099,681,378.40x = 124,206,301,782,599,581,696
  5. Step 5: Solve for x
    x = 124,206,301,782,599,581,696/9,099,681,378.40
  6. Step 6: Final answer
    x = 13,649,522,067.60

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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.