Home / 105,469,969,405.39-145,561,035,491.18-62,650,621,452.04

Finding the Fourth Proportional to 105,469,969,405.39, 145,561,035,491.18 and 62,650,621,452.04

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Solution

The fourth proportional to 105,469,969,405.39, 145,561,035,491.18 and 62,650,621,452.04 is: 86,465,269,537.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,469,969,405.39 : 145,561,035,491.18 = 62,650,621,452.04 : x
  2. Step 2: Convert to fraction form
    105,469,969,405.39/145,561,035,491.18 = 62,650,621,452.04/x
  3. Step 3: Cross multiply
    105,469,969,405.39x = 145,561,035,491.18 × 62,650,621,452.04
  4. Step 4: Simplify right side
    105,469,969,405.39x = 9,119,489,332,724,586,512,384
  5. Step 5: Solve for x
    x = 9,119,489,332,724,586,512,384/105,469,969,405.39
  6. Step 6: Final answer
    x = 86,465,269,537.27

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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.