Home / 378,001,608.20-566,554,514.70-159,651,528.20

Finding the Fourth Proportional to 378,001,608.20, 566,554,514.70 and 159,651,528.20

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Solution

The fourth proportional to 378,001,608.20, 566,554,514.70 and 159,651,528.20 is: 239,288,119.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,001,608.20 : 566,554,514.70 = 159,651,528.20 : x
  2. Step 2: Convert to fraction form
    378,001,608.20/566,554,514.70 = 159,651,528.20/x
  3. Step 3: Cross multiply
    378,001,608.20x = 566,554,514.70 × 159,651,528.20
  4. Step 4: Simplify right side
    378,001,608.20x = 90,451,294,080,464,368
  5. Step 5: Solve for x
    x = 90,451,294,080,464,368/378,001,608.20
  6. Step 6: Final answer
    x = 239,288,119.73

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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.