Home / 368,200,553.61-508,116,629.77-200,936,815.23

Finding the Fourth Proportional to 368,200,553.61, 508,116,629.77 and 200,936,815.23

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Solution

The fourth proportional to 368,200,553.61, 508,116,629.77 and 200,936,815.23 is: 277,292,731.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,200,553.61 : 508,116,629.77 = 200,936,815.23 : x
  2. Step 2: Convert to fraction form
    368,200,553.61/508,116,629.77 = 200,936,815.23/x
  3. Step 3: Cross multiply
    368,200,553.61x = 508,116,629.77 × 200,936,815.23
  4. Step 4: Simplify right side
    368,200,553.61x = 102,099,337,348,200,080
  5. Step 5: Solve for x
    x = 102,099,337,348,200,080/368,200,553.61
  6. Step 6: Final answer
    x = 277,292,731.77

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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.