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Finding the Third Proportional to 1,201,990,049 and 2,610,895,859

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Solution

The third proportional to 1,201,990,049 and 2,610,895,859 is: 5,671,242,613.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,990,049 : 2,610,895,859 = 2,610,895,859 : x
  2. Step 2: Convert to fraction form
    1,201,990,049/2,610,895,859 = 2,610,895,859/x
  3. Step 3: Cross multiply
    1,201,990,049x = 2,610,895,859 × 2,610,895,859
  4. Step 4: Simplify right side
    1,201,990,049x = 6,816,777,186,543,347,712
  5. Step 5: Solve for x
    x = 6,816,777,186,543,347,712/1,201,990,049
  6. Step 6: Final answer
    x = 5,671,242,613.21

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.