Home / 1,294,967,715.50-1,942,468,107.78-374,844,939.86

Finding the Fourth Proportional to 1,294,967,715.50, 1,942,468,107.78 and 374,844,939.86

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Solution

The fourth proportional to 1,294,967,715.50, 1,942,468,107.78 and 374,844,939.86 is: 562,272,195.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,967,715.50 : 1,942,468,107.78 = 374,844,939.86 : x
  2. Step 2: Convert to fraction form
    1,294,967,715.50/1,942,468,107.78 = 374,844,939.86/x
  3. Step 3: Cross multiply
    1,294,967,715.50x = 1,942,468,107.78 × 374,844,939.86
  4. Step 4: Simplify right side
    1,294,967,715.50x = 728,124,341,040,762,112
  5. Step 5: Solve for x
    x = 728,124,341,040,762,112/1,294,967,715.50
  6. Step 6: Final answer
    x = 562,272,195.92

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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.