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Finding the Fourth Proportional to 1,906,236,676.52, 2,857,717,410.64 and 662,505,566.66

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Solution

The fourth proportional to 1,906,236,676.52, 2,857,717,410.64 and 662,505,566.66 is: 993,189,206.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,236,676.52 : 2,857,717,410.64 = 662,505,566.66 : x
  2. Step 2: Convert to fraction form
    1,906,236,676.52/2,857,717,410.64 = 662,505,566.66/x
  3. Step 3: Cross multiply
    1,906,236,676.52x = 2,857,717,410.64 × 662,505,566.66
  4. Step 4: Simplify right side
    1,906,236,676.52x = 1,893,253,692,490,200,832
  5. Step 5: Solve for x
    x = 1,893,253,692,490,200,832/1,906,236,676.52
  6. Step 6: Final answer
    x = 993,189,206.68

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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.