Home / 1,802,458,942.72-2,486,600,993.64-1,087,595,759.44

Finding the Fourth Proportional to 1,802,458,942.72, 2,486,600,993.64 and 1,087,595,759.44

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Solution

The fourth proportional to 1,802,458,942.72, 2,486,600,993.64 and 1,087,595,759.44 is: 1,500,404,049.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,458,942.72 : 2,486,600,993.64 = 1,087,595,759.44 : x
  2. Step 2: Convert to fraction form
    1,802,458,942.72/2,486,600,993.64 = 1,087,595,759.44/x
  3. Step 3: Cross multiply
    1,802,458,942.72x = 2,486,600,993.64 × 1,087,595,759.44
  4. Step 4: Simplify right side
    1,802,458,942.72x = 2,704,416,696,102,154,240
  5. Step 5: Solve for x
    x = 2,704,416,696,102,154,240/1,802,458,942.72
  6. Step 6: Final answer
    x = 1,500,404,049.16

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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.