Home / 105,469,969,409.44-145,561,035,496.77-62,650,621,456.09

Finding the Fourth Proportional to 105,469,969,409.44, 145,561,035,496.77 and 62,650,621,456.09

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Solution

The fourth proportional to 105,469,969,409.44, 145,561,035,496.77 and 62,650,621,456.09 is: 86,465,269,542.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,469,969,409.44 : 145,561,035,496.77 = 62,650,621,456.09 : x
  2. Step 2: Convert to fraction form
    105,469,969,409.44/145,561,035,496.77 = 62,650,621,456.09/x
  3. Step 3: Cross multiply
    105,469,969,409.44x = 145,561,035,496.77 × 62,650,621,456.09
  4. Step 4: Simplify right side
    105,469,969,409.44x = 9,119,489,333,664,614,973,440
  5. Step 5: Solve for x
    x = 9,119,489,333,664,614,973,440/105,469,969,409.44
  6. Step 6: Final answer
    x = 86,465,269,542.86

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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.