Home / 105,469,969,406.51-145,561,035,492.73-62,650,621,453.16

Finding the Fourth Proportional to 105,469,969,406.51, 145,561,035,492.73 and 62,650,621,453.16

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Solution

The fourth proportional to 105,469,969,406.51, 145,561,035,492.73 and 62,650,621,453.16 is: 86,465,269,538.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,469,969,406.51 : 145,561,035,492.73 = 62,650,621,453.16 : x
  2. Step 2: Convert to fraction form
    105,469,969,406.51/145,561,035,492.73 = 62,650,621,453.16/x
  3. Step 3: Cross multiply
    105,469,969,406.51x = 145,561,035,492.73 × 62,650,621,453.16
  4. Step 4: Simplify right side
    105,469,969,406.51x = 9,119,489,332,985,015,042,048
  5. Step 5: Solve for x
    x = 9,119,489,332,985,015,042,048/105,469,969,406.51
  6. Step 6: Final answer
    x = 86,465,269,538.82

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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.