Home / 10,638,657,383.48-15,962,016,463.72-6,387,317,659.06

Finding the Fourth Proportional to 10,638,657,383.48, 15,962,016,463.72 and 6,387,317,659.06

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Solution

The fourth proportional to 10,638,657,383.48, 15,962,016,463.72 and 6,387,317,659.06 is: 9,583,396,283.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,638,657,383.48 : 15,962,016,463.72 = 6,387,317,659.06 : x
  2. Step 2: Convert to fraction form
    10,638,657,383.48/15,962,016,463.72 = 6,387,317,659.06/x
  3. Step 3: Cross multiply
    10,638,657,383.48x = 15,962,016,463.72 × 6,387,317,659.06
  4. Step 4: Simplify right side
    10,638,657,383.48x = 101,954,469,632,925,204,480
  5. Step 5: Solve for x
    x = 101,954,469,632,925,204,480/10,638,657,383.48
  6. Step 6: Final answer
    x = 9,583,396,283.75

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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.