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Finding the Third Proportional to 3,886,528,513.50 and 8,392,357,836

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Solution

The third proportional to 3,886,528,513.50 and 8,392,357,836 is: 18,122,000,083.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,528,513.50 : 8,392,357,836 = 8,392,357,836 : x
  2. Step 2: Convert to fraction form
    3,886,528,513.50/8,392,357,836 = 8,392,357,836/x
  3. Step 3: Cross multiply
    3,886,528,513.50x = 8,392,357,836 × 8,392,357,836
  4. Step 4: Simplify right side
    3,886,528,513.50x = 70,431,670,047,470,600,192
  5. Step 5: Solve for x
    x = 70,431,670,047,470,600,192/3,886,528,513.50
  6. Step 6: Final answer
    x = 18,122,000,083.83

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.