Home / 342,646,599.44-513,969,886.20-100,309,503.44

Finding the Fourth Proportional to 342,646,599.44, 513,969,886.20 and 100,309,503.44

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Solution

The fourth proportional to 342,646,599.44, 513,969,886.20 and 100,309,503.44 is: 150,464,251.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,646,599.44 : 513,969,886.20 = 100,309,503.44 : x
  2. Step 2: Convert to fraction form
    342,646,599.44/513,969,886.20 = 100,309,503.44/x
  3. Step 3: Cross multiply
    342,646,599.44x = 513,969,886.20 × 100,309,503.44
  4. Step 4: Simplify right side
    342,646,599.44x = 51,556,064,067,835,304
  5. Step 5: Solve for x
    x = 51,556,064,067,835,304/342,646,599.44
  6. Step 6: Final answer
    x = 150,464,251.37

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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.