Home / 755,981,149.24-1,134,378,277.60-728,464,628.94

Finding the Fourth Proportional to 755,981,149.24, 1,134,378,277.60 and 728,464,628.94

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Solution

The fourth proportional to 755,981,149.24, 1,134,378,277.60 and 728,464,628.94 is: 1,093,088,699.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,981,149.24 : 1,134,378,277.60 = 728,464,628.94 : x
  2. Step 2: Convert to fraction form
    755,981,149.24/1,134,378,277.60 = 728,464,628.94/x
  3. Step 3: Cross multiply
    755,981,149.24x = 1,134,378,277.60 × 728,464,628.94
  4. Step 4: Simplify right side
    755,981,149.24x = 826,354,451,069,028,736
  5. Step 5: Solve for x
    x = 826,354,451,069,028,736/755,981,149.24
  6. Step 6: Final answer
    x = 1,093,088,699.23

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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.