Home / 844,113,105.64-1,164,940,709-531,115,614.28

Finding the Fourth Proportional to 844,113,105.64, 1,164,940,709 and 531,115,614.28

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Solution

The fourth proportional to 844,113,105.64, 1,164,940,709 and 531,115,614.28 is: 732,980,208.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,113,105.64 : 1,164,940,709 = 531,115,614.28 : x
  2. Step 2: Convert to fraction form
    844,113,105.64/1,164,940,709 = 531,115,614.28/x
  3. Step 3: Cross multiply
    844,113,105.64x = 1,164,940,709 × 531,115,614.28
  4. Step 4: Simplify right side
    844,113,105.64x = 618,718,200,260,313,728
  5. Step 5: Solve for x
    x = 618,718,200,260,313,728/844,113,105.64
  6. Step 6: Final answer
    x = 732,980,208.61

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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.