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Finding the Third Proportional to 1,438,094,388 and 3,094,611,028

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Solution

The third proportional to 1,438,094,388 and 3,094,611,028 is: 6,659,241,211.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,094,388 : 3,094,611,028 = 3,094,611,028 : x
  2. Step 2: Convert to fraction form
    1,438,094,388/3,094,611,028 = 3,094,611,028/x
  3. Step 3: Cross multiply
    1,438,094,388x = 3,094,611,028 × 3,094,611,028
  4. Step 4: Simplify right side
    1,438,094,388x = 9,576,617,414,619,215,872
  5. Step 5: Solve for x
    x = 9,576,617,414,619,215,872/1,438,094,388
  6. Step 6: Final answer
    x = 6,659,241,211.52

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.