Home / 3,988,052,028.36-5,976,730,826.73-3,103,805,139.30

Finding the Fourth Proportional to 3,988,052,028.36, 5,976,730,826.73 and 3,103,805,139.30

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Solution

The fourth proportional to 3,988,052,028.36, 5,976,730,826.73 and 3,103,805,139.30 is: 4,651,546,099.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,988,052,028.36 : 5,976,730,826.73 = 3,103,805,139.30 : x
  2. Step 2: Convert to fraction form
    3,988,052,028.36/5,976,730,826.73 = 3,103,805,139.30/x
  3. Step 3: Cross multiply
    3,988,052,028.36x = 5,976,730,826.73 × 3,103,805,139.30
  4. Step 4: Simplify right side
    3,988,052,028.36x = 18,550,607,856,217,313,280
  5. Step 5: Solve for x
    x = 18,550,607,856,217,313,280/3,988,052,028.36
  6. Step 6: Final answer
    x = 4,651,546,099.27

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1.5x scale

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.