Home / 325,632,000.80-488,448,001.20-230,080,512.80

Finding the Fourth Proportional to 325,632,000.80, 488,448,001.20 and 230,080,512.80

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Solution

The fourth proportional to 325,632,000.80, 488,448,001.20 and 230,080,512.80 is: 345,120,769.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,632,000.80 : 488,448,001.20 = 230,080,512.80 : x
  2. Step 2: Convert to fraction form
    325,632,000.80/488,448,001.20 = 230,080,512.80/x
  3. Step 3: Cross multiply
    325,632,000.80x = 488,448,001.20 × 230,080,512.80
  4. Step 4: Simplify right side
    325,632,000.80x = 112,382,366,592,231,024
  5. Step 5: Solve for x
    x = 112,382,366,592,231,024/325,632,000.80
  6. Step 6: Final answer
    x = 345,120,769.20

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1.5x scale

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.