Home / 775,903,067.46-1,164,007,920.83-284,620,898.70

Finding the Fourth Proportional to 775,903,067.46, 1,164,007,920.83 and 284,620,898.70

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Solution

The fourth proportional to 775,903,067.46, 1,164,007,920.83 and 284,620,898.70 is: 426,987,589.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,903,067.46 : 1,164,007,920.83 = 284,620,898.70 : x
  2. Step 2: Convert to fraction form
    775,903,067.46/1,164,007,920.83 = 284,620,898.70/x
  3. Step 3: Cross multiply
    775,903,067.46x = 1,164,007,920.83 × 284,620,898.70
  4. Step 4: Simplify right side
    775,903,067.46x = 331,300,980,519,129,920
  5. Step 5: Solve for x
    x = 331,300,980,519,129,920/775,903,067.46
  6. Step 6: Final answer
    x = 426,987,589.58

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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.