Home / 1,239,905,128-2,677,052,215

Finding the Third Proportional to 1,239,905,128 and 2,677,052,215

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Solution

The third proportional to 1,239,905,128 and 2,677,052,215 is: 5,779,965,257.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,905,128 : 2,677,052,215 = 2,677,052,215 : x
  2. Step 2: Convert to fraction form
    1,239,905,128/2,677,052,215 = 2,677,052,215/x
  3. Step 3: Cross multiply
    1,239,905,128x = 2,677,052,215 × 2,677,052,215
  4. Step 4: Simplify right side
    1,239,905,128x = 7,166,608,561,836,405,760
  5. Step 5: Solve for x
    x = 7,166,608,561,836,405,760/1,239,905,128
  6. Step 6: Final answer
    x = 5,779,965,257.02

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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.