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Finding the Third Proportional to 1,865,714,788 and 4,082,890,948

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Solution

The third proportional to 1,865,714,788 and 4,082,890,948 is: 8,934,912,560.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,714,788 : 4,082,890,948 = 4,082,890,948 : x
  2. Step 2: Convert to fraction form
    1,865,714,788/4,082,890,948 = 4,082,890,948/x
  3. Step 3: Cross multiply
    1,865,714,788x = 4,082,890,948 × 4,082,890,948
  4. Step 4: Simplify right side
    1,865,714,788x = 16,669,998,493,260,339,200
  5. Step 5: Solve for x
    x = 16,669,998,493,260,339,200/1,865,714,788
  6. Step 6: Final answer
    x = 8,934,912,560.31

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.