Home / 101,512,814,830.82-152,274,280,014.86-38,632,986,745.73

Finding the Fourth Proportional to 101,512,814,830.82, 152,274,280,014.86 and 38,632,986,745.73

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Solution

The fourth proportional to 101,512,814,830.82, 152,274,280,014.86 and 38,632,986,745.73 is: 57,951,404,966.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,512,814,830.82 : 152,274,280,014.86 = 38,632,986,745.73 : x
  2. Step 2: Convert to fraction form
    101,512,814,830.82/152,274,280,014.86 = 38,632,986,745.73/x
  3. Step 3: Cross multiply
    101,512,814,830.82x = 152,274,280,014.86 × 38,632,986,745.73
  4. Step 4: Simplify right side
    101,512,814,830.82x = 5,882,810,241,529,665,290,240
  5. Step 5: Solve for x
    x = 5,882,810,241,529,665,290,240/101,512,814,830.82
  6. Step 6: Final answer
    x = 57,951,404,966.30

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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.