Home / 2,139,973,832-4,340,118,856

Finding the Third Proportional to 2,139,973,832 and 4,340,118,856

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Solution

The third proportional to 2,139,973,832 and 4,340,118,856 is: 8,802,271,972.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,139,973,832 : 4,340,118,856 = 4,340,118,856 : x
  2. Step 2: Convert to fraction form
    2,139,973,832/4,340,118,856 = 4,340,118,856/x
  3. Step 3: Cross multiply
    2,139,973,832x = 4,340,118,856 × 4,340,118,856
  4. Step 4: Simplify right side
    2,139,973,832x = 18,836,631,684,206,747,648
  5. Step 5: Solve for x
    x = 18,836,631,684,206,747,648/2,139,973,832
  6. Step 6: Final answer
    x = 8,802,271,972.93

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.