Home / 923,691,816-1,274,684,551.20-500,294,944.62

Finding the Fourth Proportional to 923,691,816, 1,274,684,551.20 and 500,294,944.62

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Solution

The fourth proportional to 923,691,816, 1,274,684,551.20 and 500,294,944.62 is: 690,401,523.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,691,816 : 1,274,684,551.20 = 500,294,944.62 : x
  2. Step 2: Convert to fraction form
    923,691,816/1,274,684,551.20 = 500,294,944.62/x
  3. Step 3: Cross multiply
    923,691,816x = 1,274,684,551.20 × 500,294,944.62
  4. Step 4: Simplify right side
    923,691,816x = 637,718,236,950,573,568
  5. Step 5: Solve for x
    x = 637,718,236,950,573,568/923,691,816
  6. Step 6: Final answer
    x = 690,401,523.43

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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.