Home / 2,638,129,723,476.60-3,954,928,198,057.80-916,854,432,233.30

Finding the Fourth Proportional to 2,638,129,723,476.60, 3,954,928,198,057.80 and 916,854,432,233.30

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Solution

The fourth proportional to 2,638,129,723,476.60, 3,954,928,198,057.80 and 916,854,432,233.30 is: 1,374,493,989,164.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,129,723,476.60 : 3,954,928,198,057.80 = 916,854,432,233.30 : x
  2. Step 2: Convert to fraction form
    2,638,129,723,476.60/3,954,928,198,057.80 = 916,854,432,233.30/x
  3. Step 3: Cross multiply
    2,638,129,723,476.60x = 3,954,928,198,057.80 × 916,854,432,233.30
  4. Step 4: Simplify right side
    2,638,129,723,476.60x = 3,626,093,447,553,752,613,519,360
  5. Step 5: Solve for x
    x = 3,626,093,447,553,752,613,519,360/2,638,129,723,476.60
  6. Step 6: Final answer
    x = 1,374,493,989,164.11

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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.