Home / 189,179,326.04-261,067,354.45-102,259,198.04

Finding the Fourth Proportional to 189,179,326.04, 261,067,354.45 and 102,259,198.04

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Solution

The fourth proportional to 189,179,326.04, 261,067,354.45 and 102,259,198.04 is: 141,117,630.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,179,326.04 : 261,067,354.45 = 102,259,198.04 : x
  2. Step 2: Convert to fraction form
    189,179,326.04/261,067,354.45 = 102,259,198.04/x
  3. Step 3: Cross multiply
    189,179,326.04x = 261,067,354.45 × 102,259,198.04
  4. Step 4: Simplify right side
    189,179,326.04x = 26,696,538,299,176,088
  5. Step 5: Solve for x
    x = 26,696,538,299,176,088/189,179,326.04
  6. Step 6: Final answer
    x = 141,117,630.87

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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.