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Finding the Fourth Proportional to 106,327,848.30, 159,491,772.45 and 106,327,848.30

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Solution

The fourth proportional to 106,327,848.30, 159,491,772.45 and 106,327,848.30 is: 159,491,772.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,327,848.30 : 159,491,772.45 = 106,327,848.30 : x
  2. Step 2: Convert to fraction form
    106,327,848.30/159,491,772.45 = 106,327,848.30/x
  3. Step 3: Cross multiply
    106,327,848.30x = 159,491,772.45 × 106,327,848.30
  4. Step 4: Simplify right side
    106,327,848.30x = 16,958,416,986,161,718
  5. Step 5: Solve for x
    x = 16,958,416,986,161,718/106,327,848.30
  6. Step 6: Final answer
    x = 159,491,772.45

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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.