Home / 461,101,431.33-691,651,604.91-150,208,538.60

Finding the Fourth Proportional to 461,101,431.33, 691,651,604.91 and 150,208,538.60

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Solution

The fourth proportional to 461,101,431.33, 691,651,604.91 and 150,208,538.60 is: 225,312,631.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,101,431.33 : 691,651,604.91 = 150,208,538.60 : x
  2. Step 2: Convert to fraction form
    461,101,431.33/691,651,604.91 = 150,208,538.60/x
  3. Step 3: Cross multiply
    461,101,431.33x = 691,651,604.91 × 150,208,538.60
  4. Step 4: Simplify right side
    461,101,431.33x = 103,891,976,790,417,424
  5. Step 5: Solve for x
    x = 103,891,976,790,417,424/461,101,431.33
  6. Step 6: Final answer
    x = 225,312,631.30

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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.