Home / 90,149,166,765.48-135,228,099,183.32-29,642,104,715.33

Finding the Fourth Proportional to 90,149,166,765.48, 135,228,099,183.32 and 29,642,104,715.33

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Solution

The fourth proportional to 90,149,166,765.48, 135,228,099,183.32 and 29,642,104,715.33 is: 44,464,587,086.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,149,166,765.48 : 135,228,099,183.32 = 29,642,104,715.33 : x
  2. Step 2: Convert to fraction form
    90,149,166,765.48/135,228,099,183.32 = 29,642,104,715.33/x
  3. Step 3: Cross multiply
    90,149,166,765.48x = 135,228,099,183.32 × 29,642,104,715.33
  4. Step 4: Simplify right side
    90,149,166,765.48x = 4,008,445,476,447,408,619,520
  5. Step 5: Solve for x
    x = 4,008,445,476,447,408,619,520/90,149,166,765.48
  6. Step 6: Final answer
    x = 44,464,587,086.81

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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.