Home / 320,795,537.49-442,621,958.22-181,566,299.27

Finding the Fourth Proportional to 320,795,537.49, 442,621,958.22 and 181,566,299.27

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Solution

The fourth proportional to 320,795,537.49, 442,621,958.22 and 181,566,299.27 is: 250,518,543.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,795,537.49 : 442,621,958.22 = 181,566,299.27 : x
  2. Step 2: Convert to fraction form
    320,795,537.49/442,621,958.22 = 181,566,299.27/x
  3. Step 3: Cross multiply
    320,795,537.49x = 442,621,958.22 × 181,566,299.27
  4. Step 4: Simplify right side
    320,795,537.49x = 80,365,230,929,645,968
  5. Step 5: Solve for x
    x = 80,365,230,929,645,968/320,795,537.49
  6. Step 6: Final answer
    x = 250,518,543.86

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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.