Home / 27,747,539,636.38-38,291,633,037.40-15,060,277,917.92

Finding the Fourth Proportional to 27,747,539,636.38, 38,291,633,037.40 and 15,060,277,917.92

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Solution

The fourth proportional to 27,747,539,636.38, 38,291,633,037.40 and 15,060,277,917.92 is: 20,783,198,908.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,747,539,636.38 : 38,291,633,037.40 = 15,060,277,917.92 : x
  2. Step 2: Convert to fraction form
    27,747,539,636.38/38,291,633,037.40 = 15,060,277,917.92/x
  3. Step 3: Cross multiply
    27,747,539,636.38x = 38,291,633,037.40 × 15,060,277,917.92
  4. Step 4: Simplify right side
    27,747,539,636.38x = 576,682,635,474,251,153,408
  5. Step 5: Solve for x
    x = 576,682,635,474,251,153,408/27,747,539,636.38
  6. Step 6: Final answer
    x = 20,783,198,908.14

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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.