Home / 169,919,375,885.05-234,494,288,652.90-92,761,329,842.30

Finding the Fourth Proportional to 169,919,375,885.05, 234,494,288,652.90 and 92,761,329,842.30

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Solution

The fourth proportional to 169,919,375,885.05, 234,494,288,652.90 and 92,761,329,842.30 is: 128,013,664,966.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,919,375,885.05 : 234,494,288,652.90 = 92,761,329,842.30 : x
  2. Step 2: Convert to fraction form
    169,919,375,885.05/234,494,288,652.90 = 92,761,329,842.30/x
  3. Step 3: Cross multiply
    169,919,375,885.05x = 234,494,288,652.90 × 92,761,329,842.30
  4. Step 4: Simplify right side
    169,919,375,885.05x = 21,752,002,055,867,161,640,960
  5. Step 5: Solve for x
    x = 21,752,002,055,867,161,640,960/169,919,375,885.05
  6. Step 6: Final answer
    x = 128,013,664,966.51

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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.