Home / 201,942,580.99-278,633,297.44-122,555,882.89

Finding the Fourth Proportional to 201,942,580.99, 278,633,297.44 and 122,555,882.89

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Solution

The fourth proportional to 201,942,580.99, 278,633,297.44 and 122,555,882.89 is: 169,098,313.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,942,580.99 : 278,633,297.44 = 122,555,882.89 : x
  2. Step 2: Convert to fraction form
    201,942,580.99/278,633,297.44 = 122,555,882.89/x
  3. Step 3: Cross multiply
    201,942,580.99x = 278,633,297.44 × 122,555,882.89
  4. Step 4: Simplify right side
    201,942,580.99x = 34,148,149,769,308,204
  5. Step 5: Solve for x
    x = 34,148,149,769,308,204/201,942,580.99
  6. Step 6: Final answer
    x = 169,098,313.01

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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.