Home / 218,515,273.78-301,542,104.58-119,399,423.66

Finding the Fourth Proportional to 218,515,273.78, 301,542,104.58 and 119,399,423.66

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Solution

The fourth proportional to 218,515,273.78, 301,542,104.58 and 119,399,423.66 is: 164,766,301.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,515,273.78 : 301,542,104.58 = 119,399,423.66 : x
  2. Step 2: Convert to fraction form
    218,515,273.78/301,542,104.58 = 119,399,423.66/x
  3. Step 3: Cross multiply
    218,515,273.78x = 301,542,104.58 × 119,399,423.66
  4. Step 4: Simplify right side
    218,515,273.78x = 36,003,953,495,921,796
  5. Step 5: Solve for x
    x = 36,003,953,495,921,796/218,515,273.78
  6. Step 6: Final answer
    x = 164,766,301.56

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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.