Home / 365,623,083.78-504,560,813.78-198,359,336.34

Finding the Fourth Proportional to 365,623,083.78, 504,560,813.78 and 198,359,336.34

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Solution

The fourth proportional to 365,623,083.78, 504,560,813.78 and 198,359,336.34 is: 273,736,403.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,623,083.78 : 504,560,813.78 = 198,359,336.34 : x
  2. Step 2: Convert to fraction form
    365,623,083.78/504,560,813.78 = 198,359,336.34/x
  3. Step 3: Cross multiply
    365,623,083.78x = 504,560,813.78 × 198,359,336.34
  4. Step 4: Simplify right side
    365,623,083.78x = 100,084,348,164,571,120
  5. Step 5: Solve for x
    x = 100,084,348,164,571,120/365,623,083.78
  6. Step 6: Final answer
    x = 273,736,403.98

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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.