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Finding the Fourth Proportional to 198,161,010.45, 297,241,515.68 and 198,161,010.45

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Solution

The fourth proportional to 198,161,010.45, 297,241,515.68 and 198,161,010.45 is: 297,241,515.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,161,010.45 : 297,241,515.68 = 198,161,010.45 : x
  2. Step 2: Convert to fraction form
    198,161,010.45/297,241,515.68 = 198,161,010.45/x
  3. Step 3: Cross multiply
    198,161,010.45x = 297,241,515.68 × 198,161,010.45
  4. Step 4: Simplify right side
    198,161,010.45x = 58,901,679,093,847,512
  5. Step 5: Solve for x
    x = 58,901,679,093,847,512/198,161,010.45
  6. Step 6: Final answer
    x = 297,241,515.68

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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.