Home / 328,261,751,240.34-491,751,367,753.95-226,140,305,753.01

Finding the Fourth Proportional to 328,261,751,240.34, 491,751,367,753.95 and 226,140,305,753.01

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Solution

The fourth proportional to 328,261,751,240.34, 491,751,367,753.95 and 226,140,305,753.01 is: 338,768,693,696.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,261,751,240.34 : 491,751,367,753.95 = 226,140,305,753.01 : x
  2. Step 2: Convert to fraction form
    328,261,751,240.34/491,751,367,753.95 = 226,140,305,753.01/x
  3. Step 3: Cross multiply
    328,261,751,240.34x = 491,751,367,753.95 × 226,140,305,753.01
  4. Step 4: Simplify right side
    328,261,751,240.34x = 111,204,804,658,339,122,249,728
  5. Step 5: Solve for x
    x = 111,204,804,658,339,122,249,728/328,261,751,240.34
  6. Step 6: Final answer
    x = 338,768,693,696.88

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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.