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Finding the Third Proportional to 2,179,065,782 and 3,057,660,661

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Solution

The third proportional to 2,179,065,782 and 3,057,660,661 is: 4,290,503,203.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,065,782 : 3,057,660,661 = 3,057,660,661 : x
  2. Step 2: Convert to fraction form
    2,179,065,782/3,057,660,661 = 3,057,660,661/x
  3. Step 3: Cross multiply
    2,179,065,782x = 3,057,660,661 × 3,057,660,661
  4. Step 4: Simplify right side
    2,179,065,782x = 9,349,288,717,826,957,312
  5. Step 5: Solve for x
    x = 9,349,288,717,826,957,312/2,179,065,782
  6. Step 6: Final answer
    x = 4,290,503,203.28

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.