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Finding the Third Proportional to 1,327,008,990 and 2,874,831,675

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Solution

The third proportional to 1,327,008,990 and 2,874,831,675 is: 6,228,034,038.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,008,990 : 2,874,831,675 = 2,874,831,675 : x
  2. Step 2: Convert to fraction form
    1,327,008,990/2,874,831,675 = 2,874,831,675/x
  3. Step 3: Cross multiply
    1,327,008,990x = 2,874,831,675 × 2,874,831,675
  4. Step 4: Simplify right side
    1,327,008,990x = 8,264,657,159,583,305,728
  5. Step 5: Solve for x
    x = 8,264,657,159,583,305,728/1,327,008,990
  6. Step 6: Final answer
    x = 6,228,034,038.85

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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.