Home / 266,948,999.24-400,277,203.58-82,665,313.96

Finding the Fourth Proportional to 266,948,999.24, 400,277,203.58 and 82,665,313.96

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Solution

The fourth proportional to 266,948,999.24, 400,277,203.58 and 82,665,313.96 is: 123,952,668.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,948,999.24 : 400,277,203.58 = 82,665,313.96 : x
  2. Step 2: Convert to fraction form
    266,948,999.24/400,277,203.58 = 82,665,313.96/x
  3. Step 3: Cross multiply
    266,948,999.24x = 400,277,203.58 × 82,665,313.96
  4. Step 4: Simplify right side
    266,948,999.24x = 33,089,040,704,971,532
  5. Step 5: Solve for x
    x = 33,089,040,704,971,532/266,948,999.24
  6. Step 6: Final answer
    x = 123,952,668.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.