Home / 156,821,525.82-235,206,722.66-46,131,308.87

Finding the Fourth Proportional to 156,821,525.82, 235,206,722.66 and 46,131,308.87

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Solution

The fourth proportional to 156,821,525.82, 235,206,722.66 and 46,131,308.87 is: 69,189,442.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,821,525.82 : 235,206,722.66 = 46,131,308.87 : x
  2. Step 2: Convert to fraction form
    156,821,525.82/235,206,722.66 = 46,131,308.87/x
  3. Step 3: Cross multiply
    156,821,525.82x = 235,206,722.66 × 46,131,308.87
  4. Step 4: Simplify right side
    156,821,525.82x = 10,850,393,969,922,198
  5. Step 5: Solve for x
    x = 10,850,393,969,922,198/156,821,525.82
  6. Step 6: Final answer
    x = 69,189,442.67

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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.