Home / 327,025,975.48-490,341,382.66-130,319,650.33

Finding the Fourth Proportional to 327,025,975.48, 490,341,382.66 and 130,319,650.33

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Solution

The fourth proportional to 327,025,975.48, 490,341,382.66 and 130,319,650.33 is: 195,400,739.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,025,975.48 : 490,341,382.66 = 130,319,650.33 : x
  2. Step 2: Convert to fraction form
    327,025,975.48/490,341,382.66 = 130,319,650.33/x
  3. Step 3: Cross multiply
    327,025,975.48x = 490,341,382.66 × 130,319,650.33
  4. Step 4: Simplify right side
    327,025,975.48x = 63,901,117,529,928,320
  5. Step 5: Solve for x
    x = 63,901,117,529,928,320/327,025,975.48
  6. Step 6: Final answer
    x = 195,400,739.76

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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.