Home / 321,319,996.92-443,430,949.50-182,086,129.08

Finding the Fourth Proportional to 321,319,996.92, 443,430,949.50 and 182,086,129.08

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Solution

The fourth proportional to 321,319,996.92, 443,430,949.50 and 182,086,129.08 is: 251,284,158.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,319,996.92 : 443,430,949.50 = 182,086,129.08 : x
  2. Step 2: Convert to fraction form
    321,319,996.92/443,430,949.50 = 182,086,129.08/x
  3. Step 3: Cross multiply
    321,319,996.92x = 443,430,949.50 × 182,086,129.08
  4. Step 4: Simplify right side
    321,319,996.92x = 80,742,625,108,723,968
  5. Step 5: Solve for x
    x = 80,742,625,108,723,968/321,319,996.92
  6. Step 6: Final answer
    x = 251,284,158.73

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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.