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Finding the Fourth Proportional to 12,525,436,701.65, 18,788,155,052.48 and 12,525,436,701.65

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Solution

The fourth proportional to 12,525,436,701.65, 18,788,155,052.48 and 12,525,436,701.65 is: 18,788,155,052.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,525,436,701.65 : 18,788,155,052.48 = 12,525,436,701.65 : x
  2. Step 2: Convert to fraction form
    12,525,436,701.65/18,788,155,052.48 = 12,525,436,701.65/x
  3. Step 3: Cross multiply
    12,525,436,701.65x = 18,788,155,052.48 × 12,525,436,701.65
  4. Step 4: Simplify right side
    12,525,436,701.65x = 235,329,846,850,623,864,832
  5. Step 5: Solve for x
    x = 235,329,846,850,623,864,832/12,525,436,701.65
  6. Step 6: Final answer
    x = 18,788,155,052.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.