Home / 90,299,170.98-135,453,904.86-25,597,890.54

Finding the Fourth Proportional to 90,299,170.98, 135,453,904.86 and 25,597,890.54

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Solution

The fourth proportional to 90,299,170.98, 135,453,904.86 and 25,597,890.54 is: 38,398,295.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,299,170.98 : 135,453,904.86 = 25,597,890.54 : x
  2. Step 2: Convert to fraction form
    90,299,170.98/135,453,904.86 = 25,597,890.54/x
  3. Step 3: Cross multiply
    90,299,170.98x = 135,453,904.86 × 25,597,890.54
  4. Step 4: Simplify right side
    90,299,170.98x = 3,467,334,229,821,854.50
  5. Step 5: Solve for x
    x = 3,467,334,229,821,854.50/90,299,170.98
  6. Step 6: Final answer
    x = 38,398,295.27

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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.