Home / 141,134,268.59-194,753,872.06-81,599,384.42

Finding the Fourth Proportional to 141,134,268.59, 194,753,872.06 and 81,599,384.42

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Solution

The fourth proportional to 141,134,268.59, 194,753,872.06 and 81,599,384.42 is: 112,600,548.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,134,268.59 : 194,753,872.06 = 81,599,384.42 : x
  2. Step 2: Convert to fraction form
    141,134,268.59/194,753,872.06 = 81,599,384.42/x
  3. Step 3: Cross multiply
    141,134,268.59x = 194,753,872.06 × 81,599,384.42
  4. Step 4: Simplify right side
    141,134,268.59x = 15,891,796,073,790,324
  5. Step 5: Solve for x
    x = 15,891,796,073,790,324/141,134,268.59
  6. Step 6: Final answer
    x = 112,600,548.63

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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.