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Finding the Fourth Proportional to 18,197,793,500.05, 27,296,690,250.08 and 18,197,793,500.05

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Solution

The fourth proportional to 18,197,793,500.05, 27,296,690,250.08 and 18,197,793,500.05 is: 27,296,690,250.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,197,793,500.05 : 27,296,690,250.08 = 18,197,793,500.05 : x
  2. Step 2: Convert to fraction form
    18,197,793,500.05/27,296,690,250.08 = 18,197,793,500.05/x
  3. Step 3: Cross multiply
    18,197,793,500.05x = 27,296,690,250.08 × 18,197,793,500.05
  4. Step 4: Simplify right side
    18,197,793,500.05x = 496,739,532,405,693,022,208
  5. Step 5: Solve for x
    x = 496,739,532,405,693,022,208/18,197,793,500.05
  6. Step 6: Final answer
    x = 27,296,690,250.08

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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.