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Finding the Fourth Proportional to 667,243,073,252.70, 1,000,864,609,879 and 667,243,073,252.70

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Solution

The fourth proportional to 667,243,073,252.70, 1,000,864,609,879 and 667,243,073,252.70 is: 1,000,864,609,879

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,243,073,252.70 : 1,000,864,609,879 = 667,243,073,252.70 : x
  2. Step 2: Convert to fraction form
    667,243,073,252.70/1,000,864,609,879 = 667,243,073,252.70/x
  3. Step 3: Cross multiply
    667,243,073,252.70x = 1,000,864,609,879 × 667,243,073,252.70
  4. Step 4: Simplify right side
    667,243,073,252.70x = 667,819,978,205,528,577,802,240
  5. Step 5: Solve for x
    x = 667,819,978,205,528,577,802,240/667,243,073,252.70
  6. Step 6: Final answer
    x = 1,000,864,609,879

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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.