Home / 923,469,151.28-1,274,388,119.32-500,083,276.66

Finding the Fourth Proportional to 923,469,151.28, 1,274,388,119.32 and 500,083,276.66

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Solution

The fourth proportional to 923,469,151.28, 1,274,388,119.32 and 500,083,276.66 is: 690,115,295.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,469,151.28 : 1,274,388,119.32 = 500,083,276.66 : x
  2. Step 2: Convert to fraction form
    923,469,151.28/1,274,388,119.32 = 500,083,276.66/x
  3. Step 3: Cross multiply
    923,469,151.28x = 1,274,388,119.32 × 500,083,276.66
  4. Step 4: Simplify right side
    923,469,151.28x = 637,300,186,446,120,704
  5. Step 5: Solve for x
    x = 637,300,186,446,120,704/923,469,151.28
  6. Step 6: Final answer
    x = 690,115,295.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.