Home / 363,733,385.40-501,952,273.26-196,469,645.87

Finding the Fourth Proportional to 363,733,385.40, 501,952,273.26 and 196,469,645.87

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Solution

The fourth proportional to 363,733,385.40, 501,952,273.26 and 196,469,645.87 is: 271,128,220.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,733,385.40 : 501,952,273.26 = 196,469,645.87 : x
  2. Step 2: Convert to fraction form
    363,733,385.40/501,952,273.26 = 196,469,645.87/x
  3. Step 3: Cross multiply
    363,733,385.40x = 501,952,273.26 × 196,469,645.87
  4. Step 4: Simplify right side
    363,733,385.40x = 98,618,385,368,523,904
  5. Step 5: Solve for x
    x = 98,618,385,368,523,904/363,733,385.40
  6. Step 6: Final answer
    x = 271,128,220.08

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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.