Home / 363,514,249.38-545,271,385.92-90,885,016.38

Finding the Fourth Proportional to 363,514,249.38, 545,271,385.92 and 90,885,016.38

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Solution

The fourth proportional to 363,514,249.38, 545,271,385.92 and 90,885,016.38 is: 136,327,527.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,514,249.38 : 545,271,385.92 = 90,885,016.38 : x
  2. Step 2: Convert to fraction form
    363,514,249.38/545,271,385.92 = 90,885,016.38/x
  3. Step 3: Cross multiply
    363,514,249.38x = 545,271,385.92 × 90,885,016.38
  4. Step 4: Simplify right side
    363,514,249.38x = 49,556,998,840,884,496
  5. Step 5: Solve for x
    x = 49,556,998,840,884,496/363,514,249.38
  6. Step 6: Final answer
    x = 136,327,527.53

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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.