Home / 368,200,554.11-508,116,630.46-200,936,815.73

Finding the Fourth Proportional to 368,200,554.11, 508,116,630.46 and 200,936,815.73

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Solution

The fourth proportional to 368,200,554.11, 508,116,630.46 and 200,936,815.73 is: 277,292,732.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,200,554.11 : 508,116,630.46 = 200,936,815.73 : x
  2. Step 2: Convert to fraction form
    368,200,554.11/508,116,630.46 = 200,936,815.73/x
  3. Step 3: Cross multiply
    368,200,554.11x = 508,116,630.46 × 200,936,815.73
  4. Step 4: Simplify right side
    368,200,554.11x = 102,099,337,740,544,256
  5. Step 5: Solve for x
    x = 102,099,337,740,544,256/368,200,554.11
  6. Step 6: Final answer
    x = 277,292,732.46

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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.