Home / 923,691,808-1,274,684,540.16-500,294,936.62

Finding the Fourth Proportional to 923,691,808, 1,274,684,540.16 and 500,294,936.62

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Solution

The fourth proportional to 923,691,808, 1,274,684,540.16 and 500,294,936.62 is: 690,401,512.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,691,808 : 1,274,684,540.16 = 500,294,936.62 : x
  2. Step 2: Convert to fraction form
    923,691,808/1,274,684,540.16 = 500,294,936.62/x
  3. Step 3: Cross multiply
    923,691,808x = 1,274,684,540.16 × 500,294,936.62
  4. Step 4: Simplify right side
    923,691,808x = 637,718,221,229,841,152
  5. Step 5: Solve for x
    x = 637,718,221,229,841,152/923,691,808
  6. Step 6: Final answer
    x = 690,401,512.39

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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.