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Finding the Fourth Proportional to 149,171,920.40, 223,757,880.60 and 149,171,920.40

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Solution

The fourth proportional to 149,171,920.40, 223,757,880.60 and 149,171,920.40 is: 223,757,880.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,171,920.40 : 223,757,880.60 = 149,171,920.40 : x
  2. Step 2: Convert to fraction form
    149,171,920.40/223,757,880.60 = 149,171,920.40/x
  3. Step 3: Cross multiply
    149,171,920.40x = 223,757,880.60 × 149,171,920.40
  4. Step 4: Simplify right side
    149,171,920.40x = 33,378,392,753,735,904
  5. Step 5: Solve for x
    x = 33,378,392,753,735,904/149,171,920.40
  6. Step 6: Final answer
    x = 223,757,880.60

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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.