Home / 27,797,016,658.96-38,359,907,707.28-15,109,752,324.88

Finding the Fourth Proportional to 27,797,016,658.96, 38,359,907,707.28 and 15,109,752,324.88

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Solution

The fourth proportional to 27,797,016,658.96, 38,359,907,707.28 and 15,109,752,324.88 is: 20,851,471,644.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,797,016,658.96 : 38,359,907,707.28 = 15,109,752,324.88 : x
  2. Step 2: Convert to fraction form
    27,797,016,658.96/38,359,907,707.28 = 15,109,752,324.88/x
  3. Step 3: Cross multiply
    27,797,016,658.96x = 38,359,907,707.28 × 15,109,752,324.88
  4. Step 4: Simplify right side
    27,797,016,658.96x = 579,608,704,662,256,156,672
  5. Step 5: Solve for x
    x = 579,608,704,662,256,156,672/27,797,016,658.96
  6. Step 6: Final answer
    x = 20,851,471,644.37

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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.