Home / 82,811,899.33-124,240,893.48-36,129,469.89

Finding the Fourth Proportional to 82,811,899.33, 124,240,893.48 and 36,129,469.89

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Solution

The fourth proportional to 82,811,899.33, 124,240,893.48 and 36,129,469.89 is: 54,204,258.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,811,899.33 : 124,240,893.48 = 36,129,469.89 : x
  2. Step 2: Convert to fraction form
    82,811,899.33/124,240,893.48 = 36,129,469.89/x
  3. Step 3: Cross multiply
    82,811,899.33x = 124,240,893.48 × 36,129,469.89
  4. Step 4: Simplify right side
    82,811,899.33x = 4,488,757,620,558,260.50
  5. Step 5: Solve for x
    x = 4,488,757,620,558,260.50/82,811,899.33
  6. Step 6: Final answer
    x = 54,204,258.77

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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.