Home / 863,586,104.81-1,295,382,952.20-273,379,243.86

Finding the Fourth Proportional to 863,586,104.81, 1,295,382,952.20 and 273,379,243.86

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Solution

The fourth proportional to 863,586,104.81, 1,295,382,952.20 and 273,379,243.86 is: 410,070,067.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,586,104.81 : 1,295,382,952.20 = 273,379,243.86 : x
  2. Step 2: Convert to fraction form
    863,586,104.81/1,295,382,952.20 = 273,379,243.86/x
  3. Step 3: Cross multiply
    863,586,104.81x = 1,295,382,952.20 × 273,379,243.86
  4. Step 4: Simplify right side
    863,586,104.81x = 354,130,811,987,439,680
  5. Step 5: Solve for x
    x = 354,130,811,987,439,680/863,586,104.81
  6. Step 6: Final answer
    x = 410,070,067.15

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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.