Home / 135,419,343.83-186,935,901.40-91,425,932.04

Finding the Fourth Proportional to 135,419,343.83, 186,935,901.40 and 91,425,932.04

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Solution

The fourth proportional to 135,419,343.83, 186,935,901.40 and 91,425,932.04 is: 126,206,408.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,419,343.83 : 186,935,901.40 = 91,425,932.04 : x
  2. Step 2: Convert to fraction form
    135,419,343.83/186,935,901.40 = 91,425,932.04/x
  3. Step 3: Cross multiply
    135,419,343.83x = 186,935,901.40 × 91,425,932.04
  4. Step 4: Simplify right side
    135,419,343.83x = 17,090,789,016,085,752
  5. Step 5: Solve for x
    x = 17,090,789,016,085,752/135,419,343.83
  6. Step 6: Final answer
    x = 126,206,408.43

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