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Finding the Third Proportional to 2,729,316,951 and 3,900,264,885

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Solution

The third proportional to 2,729,316,951 and 3,900,264,885 is: 5,573,579,927.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729,316,951 : 3,900,264,885 = 3,900,264,885 : x
  2. Step 2: Convert to fraction form
    2,729,316,951/3,900,264,885 = 3,900,264,885/x
  3. Step 3: Cross multiply
    2,729,316,951x = 3,900,264,885 × 3,900,264,885
  4. Step 4: Simplify right side
    2,729,316,951x = 15,212,066,173,164,062,720
  5. Step 5: Solve for x
    x = 15,212,066,173,164,062,720/2,729,316,951
  6. Step 6: Final answer
    x = 5,573,579,927.24

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.