Home / 325,269,347.89-448,438,163.89-258,511,224.14

Finding the Fourth Proportional to 325,269,347.89, 448,438,163.89 and 258,511,224.14

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Solution

The fourth proportional to 325,269,347.89, 448,438,163.89 and 258,511,224.14 is: 356,400,931.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,269,347.89 : 448,438,163.89 = 258,511,224.14 : x
  2. Step 2: Convert to fraction form
    325,269,347.89/448,438,163.89 = 258,511,224.14/x
  3. Step 3: Cross multiply
    325,269,347.89x = 448,438,163.89 × 258,511,224.14
  4. Step 4: Simplify right side
    325,269,347.89x = 115,926,298,698,772,672
  5. Step 5: Solve for x
    x = 115,926,298,698,772,672/325,269,347.89
  6. Step 6: Final answer
    x = 356,400,931.88

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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.