Home / 755,981,155.23-1,134,378,286.58-728,464,634.93

Finding the Fourth Proportional to 755,981,155.23, 1,134,378,286.58 and 728,464,634.93

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Solution

The fourth proportional to 755,981,155.23, 1,134,378,286.58 and 728,464,634.93 is: 1,093,088,708.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,981,155.23 : 1,134,378,286.58 = 728,464,634.93 : x
  2. Step 2: Convert to fraction form
    755,981,155.23/1,134,378,286.58 = 728,464,634.93/x
  3. Step 3: Cross multiply
    755,981,155.23x = 1,134,378,286.58 × 728,464,634.93
  4. Step 4: Simplify right side
    755,981,155.23x = 826,354,464,405,532,544
  5. Step 5: Solve for x
    x = 826,354,464,405,532,544/755,981,155.23
  6. Step 6: Final answer
    x = 1,093,088,708.21

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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.