Home / 961,428,159.92-1,441,940,433.24-271,173,992.24

Finding the Fourth Proportional to 961,428,159.92, 1,441,940,433.24 and 271,173,992.24

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Solution

The fourth proportional to 961,428,159.92, 1,441,940,433.24 and 271,173,992.24 is: 406,704,068.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,428,159.92 : 1,441,940,433.24 = 271,173,992.24 : x
  2. Step 2: Convert to fraction form
    961,428,159.92/1,441,940,433.24 = 271,173,992.24/x
  3. Step 3: Cross multiply
    961,428,159.92x = 1,441,940,433.24 × 271,173,992.24
  4. Step 4: Simplify right side
    961,428,159.92x = 391,016,743,853,966,016
  5. Step 5: Solve for x
    x = 391,016,743,853,966,016/961,428,159.92
  6. Step 6: Final answer
    x = 406,704,068.13

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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.