Home / 209,952,242.20-314,928,363.30-158,933,906.20

Finding the Fourth Proportional to 209,952,242.20, 314,928,363.30 and 158,933,906.20

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Solution

The fourth proportional to 209,952,242.20, 314,928,363.30 and 158,933,906.20 is: 238,400,859.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,242.20 : 314,928,363.30 = 158,933,906.20 : x
  2. Step 2: Convert to fraction form
    209,952,242.20/314,928,363.30 = 158,933,906.20/x
  3. Step 3: Cross multiply
    209,952,242.20x = 314,928,363.30 × 158,933,906.20
  4. Step 4: Simplify right side
    209,952,242.20x = 50,052,794,952,441,720
  5. Step 5: Solve for x
    x = 50,052,794,952,441,720/209,952,242.20
  6. Step 6: Final answer
    x = 238,400,859.30

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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.