Home / 78,144,540.28-117,229,556.80-32,074,044.80

Finding the Fourth Proportional to 78,144,540.28, 117,229,556.80 and 32,074,044.80

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Solution

The fourth proportional to 78,144,540.28, 117,229,556.80 and 32,074,044.80 is: 48,116,298.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,144,540.28 : 117,229,556.80 = 32,074,044.80 : x
  2. Step 2: Convert to fraction form
    78,144,540.28/117,229,556.80 = 32,074,044.80/x
  3. Step 3: Cross multiply
    78,144,540.28x = 117,229,556.80 × 32,074,044.80
  4. Step 4: Simplify right side
    78,144,540.28x = 3,760,026,056,687,344.50
  5. Step 5: Solve for x
    x = 3,760,026,056,687,344.50/78,144,540.28
  6. Step 6: Final answer
    x = 48,116,298.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.