Home / 181,991,135.89-272,959,795.22-66,948,774.02

Finding the Fourth Proportional to 181,991,135.89, 272,959,795.22 and 66,948,774.02

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Solution

The fourth proportional to 181,991,135.89, 272,959,795.22 and 66,948,774.02 is: 100,413,262.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,991,135.89 : 272,959,795.22 = 66,948,774.02 : x
  2. Step 2: Convert to fraction form
    181,991,135.89/272,959,795.22 = 66,948,774.02/x
  3. Step 3: Cross multiply
    181,991,135.89x = 272,959,795.22 × 66,948,774.02
  4. Step 4: Simplify right side
    181,991,135.89x = 18,274,323,645,531,832
  5. Step 5: Solve for x
    x = 18,274,323,645,531,832/181,991,135.89
  6. Step 6: Final answer
    x = 100,413,262.20

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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.