Home / 2,638,129,723,455-3,954,928,198,025.60-916,854,432,211.82

Finding the Fourth Proportional to 2,638,129,723,455, 3,954,928,198,025.60 and 916,854,432,211.82

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Solution

The fourth proportional to 2,638,129,723,455, 3,954,928,198,025.60 and 916,854,432,211.82 is: 1,374,493,989,131.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,129,723,455 : 3,954,928,198,025.60 = 916,854,432,211.82 : x
  2. Step 2: Convert to fraction form
    2,638,129,723,455/3,954,928,198,025.60 = 916,854,432,211.82/x
  3. Step 3: Cross multiply
    2,638,129,723,455x = 3,954,928,198,025.60 × 916,854,432,211.82
  4. Step 4: Simplify right side
    2,638,129,723,455x = 3,626,093,447,439,277,776,437,248
  5. Step 5: Solve for x
    x = 3,626,093,447,439,277,776,437,248/2,638,129,723,455
  6. Step 6: Final answer
    x = 1,374,493,989,131.97

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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.