Home / 135,494,395.38-186,982,265.43-76,757,060.33

Finding the Fourth Proportional to 135,494,395.38, 186,982,265.43 and 76,757,060.33

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Solution

The fourth proportional to 135,494,395.38, 186,982,265.43 and 76,757,060.33 is: 105,924,743.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,494,395.38 : 186,982,265.43 = 76,757,060.33 : x
  2. Step 2: Convert to fraction form
    135,494,395.38/186,982,265.43 = 76,757,060.33/x
  3. Step 3: Cross multiply
    135,494,395.38x = 186,982,265.43 × 76,757,060.33
  4. Step 4: Simplify right side
    135,494,395.38x = 14,352,209,028,016,856
  5. Step 5: Solve for x
    x = 14,352,209,028,016,856/135,494,395.38
  6. Step 6: Final answer
    x = 105,924,743.14

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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.