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Finding the Fourth Proportional to 17,315,208,083.30, 25,972,812,124.95 and 17,315,208,083.30

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Solution

The fourth proportional to 17,315,208,083.30, 25,972,812,124.95 and 17,315,208,083.30 is: 25,972,812,124.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,315,208,083.30 : 25,972,812,124.95 = 17,315,208,083.30 : x
  2. Step 2: Convert to fraction form
    17,315,208,083.30/25,972,812,124.95 = 17,315,208,083.30/x
  3. Step 3: Cross multiply
    17,315,208,083.30x = 25,972,812,124.95 × 17,315,208,083.30
  4. Step 4: Simplify right side
    17,315,208,083.30x = 449,724,646,451,966,509,056
  5. Step 5: Solve for x
    x = 449,724,646,451,966,509,056/17,315,208,083.30
  6. Step 6: Final answer
    x = 25,972,812,124.95

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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.