Home / 82,170,588.36-113,394,017.68-45,500,372.04

Finding the Fourth Proportional to 82,170,588.36, 113,394,017.68 and 45,500,372.04

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Solution

The fourth proportional to 82,170,588.36, 113,394,017.68 and 45,500,372.04 is: 62,789,741.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,170,588.36 : 113,394,017.68 = 45,500,372.04 : x
  2. Step 2: Convert to fraction form
    82,170,588.36/113,394,017.68 = 45,500,372.04/x
  3. Step 3: Cross multiply
    82,170,588.36x = 113,394,017.68 × 45,500,372.04
  4. Step 4: Simplify right side
    82,170,588.36x = 5,159,469,991,550,338
  5. Step 5: Solve for x
    x = 5,159,469,991,550,338/82,170,588.36
  6. Step 6: Final answer
    x = 62,789,741.37

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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.