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Finding the Fourth Proportional to 188,831,447.40, 283,247,171.10 and 188,831,447.40

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Solution

The fourth proportional to 188,831,447.40, 283,247,171.10 and 188,831,447.40 is: 283,247,171.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,831,447.40 : 283,247,171.10 = 188,831,447.40 : x
  2. Step 2: Convert to fraction form
    188,831,447.40/283,247,171.10 = 188,831,447.40/x
  3. Step 3: Cross multiply
    188,831,447.40x = 283,247,171.10 × 188,831,447.40
  4. Step 4: Simplify right side
    188,831,447.40x = 53,485,973,290,768,456
  5. Step 5: Solve for x
    x = 53,485,973,290,768,456/188,831,447.40
  6. Step 6: Final answer
    x = 283,247,171.10

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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.