Home / 275,779,896.31-380,599,008.51-158,327,892.37

Finding the Fourth Proportional to 275,779,896.31, 380,599,008.51 and 158,327,892.37

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Solution

The fourth proportional to 275,779,896.31, 380,599,008.51 and 158,327,892.37 is: 218,505,553.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,779,896.31 : 380,599,008.51 = 158,327,892.37 : x
  2. Step 2: Convert to fraction form
    275,779,896.31/380,599,008.51 = 158,327,892.37/x
  3. Step 3: Cross multiply
    275,779,896.31x = 380,599,008.51 × 158,327,892.37
  4. Step 4: Simplify right side
    275,779,896.31x = 60,259,438,855,499,992
  5. Step 5: Solve for x
    x = 60,259,438,855,499,992/275,779,896.31
  6. Step 6: Final answer
    x = 218,505,553.38

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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.