Home / 218,441,833.05-327,662,749.58-199,735,109.85

Finding the Fourth Proportional to 218,441,833.05, 327,662,749.58 and 199,735,109.85

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Solution

The fourth proportional to 218,441,833.05, 327,662,749.58 and 199,735,109.85 is: 299,602,664.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,441,833.05 : 327,662,749.58 = 199,735,109.85 : x
  2. Step 2: Convert to fraction form
    218,441,833.05/327,662,749.58 = 199,735,109.85/x
  3. Step 3: Cross multiply
    218,441,833.05x = 327,662,749.58 × 199,735,109.85
  4. Step 4: Simplify right side
    218,441,833.05x = 65,445,755,280,115,664
  5. Step 5: Solve for x
    x = 65,445,755,280,115,664/218,441,833.05
  6. Step 6: Final answer
    x = 299,602,664.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.