Home / 181,991,199.33-272,959,890.53-66,948,837.39

Finding the Fourth Proportional to 181,991,199.33, 272,959,890.53 and 66,948,837.39

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Solution

The fourth proportional to 181,991,199.33, 272,959,890.53 and 66,948,837.39 is: 100,413,357.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,991,199.33 : 272,959,890.53 = 66,948,837.39 : x
  2. Step 2: Convert to fraction form
    181,991,199.33/272,959,890.53 = 66,948,837.39/x
  3. Step 3: Cross multiply
    181,991,199.33x = 272,959,890.53 × 66,948,837.39
  4. Step 4: Simplify right side
    181,991,199.33x = 18,274,347,324,750,424
  5. Step 5: Solve for x
    x = 18,274,347,324,750,424/181,991,199.33
  6. Step 6: Final answer
    x = 100,413,357.31

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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.