Home / 150,570,040.35-207,669,508.11-108,910,380.36

Finding the Fourth Proportional to 150,570,040.35, 207,669,508.11 and 108,910,380.36

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Solution

The fourth proportional to 150,570,040.35, 207,669,508.11 and 108,910,380.36 is: 150,211,589.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,570,040.35 : 207,669,508.11 = 108,910,380.36 : x
  2. Step 2: Convert to fraction form
    150,570,040.35/207,669,508.11 = 108,910,380.36/x
  3. Step 3: Cross multiply
    150,570,040.35x = 207,669,508.11 × 108,910,380.36
  4. Step 4: Simplify right side
    150,570,040.35x = 22,617,365,117,434,208
  5. Step 5: Solve for x
    x = 22,617,365,117,434,208/150,570,040.35
  6. Step 6: Final answer
    x = 150,211,589.67

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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.