Home / 5,199,511,028.54-7,175,325,220.11-2,971,891,046.48

Finding the Fourth Proportional to 5,199,511,028.54, 7,175,325,220.11 and 2,971,891,046.48

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Solution

The fourth proportional to 5,199,511,028.54, 7,175,325,220.11 and 2,971,891,046.48 is: 4,101,209,644.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199,511,028.54 : 7,175,325,220.11 = 2,971,891,046.48 : x
  2. Step 2: Convert to fraction form
    5,199,511,028.54/7,175,325,220.11 = 2,971,891,046.48/x
  3. Step 3: Cross multiply
    5,199,511,028.54x = 7,175,325,220.11 × 2,971,891,046.48
  4. Step 4: Simplify right side
    5,199,511,028.54x = 21,324,284,777,191,165,952
  5. Step 5: Solve for x
    x = 21,324,284,777,191,165,952/5,199,511,028.54
  6. Step 6: Final answer
    x = 4,101,209,644.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.