Home / 104,090,446,929.80-143,591,951,116.17-67,982,615,217.19

Finding the Fourth Proportional to 104,090,446,929.80, 143,591,951,116.17 and 67,982,615,217.19

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Solution

The fourth proportional to 104,090,446,929.80, 143,591,951,116.17 and 67,982,615,217.19 is: 93,781,481,864.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,090,446,929.80 : 143,591,951,116.17 = 67,982,615,217.19 : x
  2. Step 2: Convert to fraction form
    104,090,446,929.80/143,591,951,116.17 = 67,982,615,217.19/x
  3. Step 3: Cross multiply
    104,090,446,929.80x = 143,591,951,116.17 × 67,982,615,217.19
  4. Step 4: Simplify right side
    104,090,446,929.80x = 9,761,756,361,016,142,200,832
  5. Step 5: Solve for x
    x = 9,761,756,361,016,142,200,832/104,090,446,929.80
  6. Step 6: Final answer
    x = 93,781,481,864.51

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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.