Home / 327,662,813.22-452,176,223.40-178,985,996.96

Finding the Fourth Proportional to 327,662,813.22, 452,176,223.40 and 178,985,996.96

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Solution

The fourth proportional to 327,662,813.22, 452,176,223.40 and 178,985,996.96 is: 247,001,517.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,662,813.22 : 452,176,223.40 = 178,985,996.96 : x
  2. Step 2: Convert to fraction form
    327,662,813.22/452,176,223.40 = 178,985,996.96/x
  3. Step 3: Cross multiply
    327,662,813.22x = 452,176,223.40 × 178,985,996.96
  4. Step 4: Simplify right side
    327,662,813.22x = 80,933,212,146,856,688
  5. Step 5: Solve for x
    x = 80,933,212,146,856,688/327,662,813.22
  6. Step 6: Final answer
    x = 247,001,517.66

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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.