Home / 104,090,446,929.05-143,591,951,115.14-67,982,615,216.45

Finding the Fourth Proportional to 104,090,446,929.05, 143,591,951,115.14 and 67,982,615,216.45

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Solution

The fourth proportional to 104,090,446,929.05, 143,591,951,115.14 and 67,982,615,216.45 is: 93,781,481,863.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,090,446,929.05 : 143,591,951,115.14 = 67,982,615,216.45 : x
  2. Step 2: Convert to fraction form
    104,090,446,929.05/143,591,951,115.14 = 67,982,615,216.45/x
  3. Step 3: Cross multiply
    104,090,446,929.05x = 143,591,951,115.14 × 67,982,615,216.45
  4. Step 4: Simplify right side
    104,090,446,929.05x = 9,761,756,360,839,144,669,184
  5. Step 5: Solve for x
    x = 9,761,756,360,839,144,669,184/104,090,446,929.05
  6. Step 6: Final answer
    x = 93,781,481,863.49

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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.