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Finding the Third Proportional to 1,796,557,973 and 3,909,467,548

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Solution

The third proportional to 1,796,557,973 and 3,909,467,548 is: 8,507,343,897.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796,557,973 : 3,909,467,548 = 3,909,467,548 : x
  2. Step 2: Convert to fraction form
    1,796,557,973/3,909,467,548 = 3,909,467,548/x
  3. Step 3: Cross multiply
    1,796,557,973x = 3,909,467,548 × 3,909,467,548
  4. Step 4: Simplify right side
    1,796,557,973x = 15,283,936,508,865,132,544
  5. Step 5: Solve for x
    x = 15,283,936,508,865,132,544/1,796,557,973
  6. Step 6: Final answer
    x = 8,507,343,897.92

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.