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Finding the Fourth Proportional to 88,891,578.07, 133,337,367.11 and 88,891,578.07

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Solution

The fourth proportional to 88,891,578.07, 133,337,367.11 and 88,891,578.07 is: 133,337,367.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,891,578.07 : 133,337,367.11 = 88,891,578.07 : x
  2. Step 2: Convert to fraction form
    88,891,578.07/133,337,367.11 = 88,891,578.07/x
  3. Step 3: Cross multiply
    88,891,578.07x = 133,337,367.11 × 88,891,578.07
  4. Step 4: Simplify right side
    88,891,578.07x = 11,852,568,978,106,814
  5. Step 5: Solve for x
    x = 11,852,568,978,106,814/88,891,578.07
  6. Step 6: Final answer
    x = 133,337,367.11

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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.