Home / 321,319,959.72-443,430,897.75-182,086,091.88

Finding the Fourth Proportional to 321,319,959.72, 443,430,897.75 and 182,086,091.88

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Solution

The fourth proportional to 321,319,959.72, 443,430,897.75 and 182,086,091.88 is: 251,284,107.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,319,959.72 : 443,430,897.75 = 182,086,091.88 : x
  2. Step 2: Convert to fraction form
    321,319,959.72/443,430,897.75 = 182,086,091.88/x
  3. Step 3: Cross multiply
    321,319,959.72x = 443,430,897.75 × 182,086,091.88
  4. Step 4: Simplify right side
    321,319,959.72x = 80,742,599,190,137,376
  5. Step 5: Solve for x
    x = 80,742,599,190,137,376/321,319,959.72
  6. Step 6: Final answer
    x = 251,284,107.16

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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.