Home / 27,797,016,630.96-38,359,907,668.62-15,109,752,296.88

Finding the Fourth Proportional to 27,797,016,630.96, 38,359,907,668.62 and 15,109,752,296.88

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Solution

The fourth proportional to 27,797,016,630.96, 38,359,907,668.62 and 15,109,752,296.88 is: 20,851,471,605.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,797,016,630.96 : 38,359,907,668.62 = 15,109,752,296.88 : x
  2. Step 2: Convert to fraction form
    27,797,016,630.96/38,359,907,668.62 = 15,109,752,296.88/x
  3. Step 3: Cross multiply
    27,797,016,630.96x = 38,359,907,668.62 × 15,109,752,296.88
  4. Step 4: Simplify right side
    27,797,016,630.96x = 579,608,703,004,035,776,512
  5. Step 5: Solve for x
    x = 579,608,703,004,035,776,512/27,797,016,630.96
  6. Step 6: Final answer
    x = 20,851,471,605.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.