Home / 90,410,302,057.45-135,615,453,086.18-27,525,101,103.85

Finding the Fourth Proportional to 90,410,302,057.45, 135,615,453,086.18 and 27,525,101,103.85

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Solution

The fourth proportional to 90,410,302,057.45, 135,615,453,086.18 and 27,525,101,103.85 is: 41,287,651,655.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,410,302,057.45 : 135,615,453,086.18 = 27,525,101,103.85 : x
  2. Step 2: Convert to fraction form
    90,410,302,057.45/135,615,453,086.18 = 27,525,101,103.85/x
  3. Step 3: Cross multiply
    90,410,302,057.45x = 135,615,453,086.18 × 27,525,101,103.85
  4. Step 4: Simplify right side
    90,410,302,057.45x = 3,732,829,057,441,530,380,288
  5. Step 5: Solve for x
    x = 3,732,829,057,441,530,380,288/90,410,302,057.45
  6. Step 6: Final answer
    x = 41,287,651,655.78

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Double scale
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Similar ratio
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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.