Home / 2,813,550,625.03-4,219,910,806.78-821,057,698.10

Finding the Fourth Proportional to 2,813,550,625.03, 4,219,910,806.78 and 821,057,698.10

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Solution

The fourth proportional to 2,813,550,625.03, 4,219,910,806.78 and 821,057,698.10 is: 1,231,465,402.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813,550,625.03 : 4,219,910,806.78 = 821,057,698.10 : x
  2. Step 2: Convert to fraction form
    2,813,550,625.03/4,219,910,806.78 = 821,057,698.10/x
  3. Step 3: Cross multiply
    2,813,550,625.03x = 4,219,910,806.78 × 821,057,698.10
  4. Step 4: Simplify right side
    2,813,550,625.03x = 3,464,790,253,202,100,736
  5. Step 5: Solve for x
    x = 3,464,790,253,202,100,736/2,813,550,625.03
  6. Step 6: Final answer
    x = 1,231,465,402.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.