Home / 408,077,745.73-611,219,390.01-337,245,213.32

Finding the Fourth Proportional to 408,077,745.73, 611,219,390.01 and 337,245,213.32

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Solution

The fourth proportional to 408,077,745.73, 611,219,390.01 and 337,245,213.32 is: 505,126,328.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,077,745.73 : 611,219,390.01 = 337,245,213.32 : x
  2. Step 2: Convert to fraction form
    408,077,745.73/611,219,390.01 = 337,245,213.32/x
  3. Step 3: Cross multiply
    408,077,745.73x = 611,219,390.01 × 337,245,213.32
  4. Step 4: Simplify right side
    408,077,745.73x = 206,130,813,567,214,048
  5. Step 5: Solve for x
    x = 206,130,813,567,214,048/408,077,745.73
  6. Step 6: Final answer
    x = 505,126,328.81

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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.