Home / 167,945,419.80-251,918,129.70-158,379,481.80

Finding the Fourth Proportional to 167,945,419.80, 251,918,129.70 and 158,379,481.80

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Solution

The fourth proportional to 167,945,419.80, 251,918,129.70 and 158,379,481.80 is: 237,569,222.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,945,419.80 : 251,918,129.70 = 158,379,481.80 : x
  2. Step 2: Convert to fraction form
    167,945,419.80/251,918,129.70 = 158,379,481.80/x
  3. Step 3: Cross multiply
    167,945,419.80x = 251,918,129.70 × 158,379,481.80
  4. Step 4: Simplify right side
    167,945,419.80x = 39,898,662,837,911,192
  5. Step 5: Solve for x
    x = 39,898,662,837,911,192/167,945,419.80
  6. Step 6: Final answer
    x = 237,569,222.70

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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.