Home / 3,687,436,578.12-5,088,354,858.42-2,079,802,981.80

Finding the Fourth Proportional to 3,687,436,578.12, 5,088,354,858.42 and 2,079,802,981.80

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Solution

The fourth proportional to 3,687,436,578.12, 5,088,354,858.42 and 2,079,802,981.80 is: 2,869,954,610.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687,436,578.12 : 5,088,354,858.42 = 2,079,802,981.80 : x
  2. Step 2: Convert to fraction form
    3,687,436,578.12/5,088,354,858.42 = 2,079,802,981.80/x
  3. Step 3: Cross multiply
    3,687,436,578.12x = 5,088,354,858.42 × 2,079,802,981.80
  4. Step 4: Simplify right side
    3,687,436,578.12x = 10,582,775,606,998,431,744
  5. Step 5: Solve for x
    x = 10,582,775,606,998,431,744/3,687,436,578.12
  6. Step 6: Final answer
    x = 2,869,954,610.15

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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.