Home / 144,352,103.04-199,187,546.88-82,476,449.28

Finding the Fourth Proportional to 144,352,103.04, 199,187,546.88 and 82,476,449.28

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Solution

The fourth proportional to 144,352,103.04, 199,187,546.88 and 82,476,449.28 is: 113,807,012.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,352,103.04 : 199,187,546.88 = 82,476,449.28 : x
  2. Step 2: Convert to fraction form
    144,352,103.04/199,187,546.88 = 82,476,449.28/x
  3. Step 3: Cross multiply
    144,352,103.04x = 199,187,546.88 × 82,476,449.28
  4. Step 4: Simplify right side
    144,352,103.04x = 16,428,281,607,455,942
  5. Step 5: Solve for x
    x = 16,428,281,607,455,942/144,352,103.04
  6. Step 6: Final answer
    x = 113,807,012.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.