Home / 215,568,121.20-323,352,181.80-62,219,180.40

Finding the Fourth Proportional to 215,568,121.20, 323,352,181.80 and 62,219,180.40

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Solution

The fourth proportional to 215,568,121.20, 323,352,181.80 and 62,219,180.40 is: 93,328,770.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,568,121.20 : 323,352,181.80 = 62,219,180.40 : x
  2. Step 2: Convert to fraction form
    215,568,121.20/323,352,181.80 = 62,219,180.40/x
  3. Step 3: Cross multiply
    215,568,121.20x = 323,352,181.80 × 62,219,180.40
  4. Step 4: Simplify right side
    215,568,121.20x = 20,118,707,732,147,796
  5. Step 5: Solve for x
    x = 20,118,707,732,147,796/215,568,121.20
  6. Step 6: Final answer
    x = 93,328,770.60

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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.