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Finding the Third Proportional to 12,582,595,790.25 and 18,855,487,890

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Solution

The third proportional to 12,582,595,790.25 and 18,855,487,890 is: 28,255,650,065.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,582,595,790.25 : 18,855,487,890 = 18,855,487,890 : x
  2. Step 2: Convert to fraction form
    12,582,595,790.25/18,855,487,890 = 18,855,487,890/x
  3. Step 3: Cross multiply
    12,582,595,790.25x = 18,855,487,890 × 18,855,487,890
  4. Step 4: Simplify right side
    12,582,595,790.25x = 355,529,423,569,936,646,144
  5. Step 5: Solve for x
    x = 355,529,423,569,936,646,144/12,582,595,790.25
  6. Step 6: Final answer
    x = 28,255,650,065.90

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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.