Home / 65,620,166.82-90,555,399.78-36,253,393.26

Finding the Fourth Proportional to 65,620,166.82, 90,555,399.78 and 36,253,393.26

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Solution

The fourth proportional to 65,620,166.82, 90,555,399.78 and 36,253,393.26 is: 50,029,444.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,620,166.82 : 90,555,399.78 = 36,253,393.26 : x
  2. Step 2: Convert to fraction form
    65,620,166.82/90,555,399.78 = 36,253,393.26/x
  3. Step 3: Cross multiply
    65,620,166.82x = 90,555,399.78 × 36,253,393.26
  4. Step 4: Simplify right side
    65,620,166.82x = 3,282,940,520,040,857.50
  5. Step 5: Solve for x
    x = 3,282,940,520,040,857.50/65,620,166.82
  6. Step 6: Final answer
    x = 50,029,444.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.