Home / 217,202,590.80-325,803,886.20-63,864,147.60

Finding the Fourth Proportional to 217,202,590.80, 325,803,886.20 and 63,864,147.60

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Solution

The fourth proportional to 217,202,590.80, 325,803,886.20 and 63,864,147.60 is: 95,796,221.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,202,590.80 : 325,803,886.20 = 63,864,147.60 : x
  2. Step 2: Convert to fraction form
    217,202,590.80/325,803,886.20 = 63,864,147.60/x
  3. Step 3: Cross multiply
    217,202,590.80x = 325,803,886.20 × 63,864,147.60
  4. Step 4: Simplify right side
    217,202,590.80x = 20,807,187,476,930,404
  5. Step 5: Solve for x
    x = 20,807,187,476,930,404/217,202,590.80
  6. Step 6: Final answer
    x = 95,796,221.40

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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.