Home / 295,525,986.30-443,288,979.45-80,115,234.30

Finding the Fourth Proportional to 295,525,986.30, 443,288,979.45 and 80,115,234.30

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Solution

The fourth proportional to 295,525,986.30, 443,288,979.45 and 80,115,234.30 is: 120,172,851.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,525,986.30 : 443,288,979.45 = 80,115,234.30 : x
  2. Step 2: Convert to fraction form
    295,525,986.30/443,288,979.45 = 80,115,234.30/x
  3. Step 3: Cross multiply
    295,525,986.30x = 443,288,979.45 × 80,115,234.30
  4. Step 4: Simplify right side
    295,525,986.30x = 35,514,200,451,244,632
  5. Step 5: Solve for x
    x = 35,514,200,451,244,632/295,525,986.30
  6. Step 6: Final answer
    x = 120,172,851.45

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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.