Home / 135,040,123.91-186,356,265.48-73,160,462.67

Finding the Fourth Proportional to 135,040,123.91, 186,356,265.48 and 73,160,462.67

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Solution

The fourth proportional to 135,040,123.91, 186,356,265.48 and 73,160,462.67 is: 100,961,923.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,040,123.91 : 186,356,265.48 = 73,160,462.67 : x
  2. Step 2: Convert to fraction form
    135,040,123.91/186,356,265.48 = 73,160,462.67/x
  3. Step 3: Cross multiply
    135,040,123.91x = 186,356,265.48 × 73,160,462.67
  4. Step 4: Simplify right side
    135,040,123.91x = 13,633,910,603,970,150
  5. Step 5: Solve for x
    x = 13,633,910,603,970,150/135,040,123.91
  6. Step 6: Final answer
    x = 100,961,923.09

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1.5x scale

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.