Home / 169,919,375,886.05-234,494,288,654.28-92,761,329,843.30

Finding the Fourth Proportional to 169,919,375,886.05, 234,494,288,654.28 and 92,761,329,843.30

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Solution

The fourth proportional to 169,919,375,886.05, 234,494,288,654.28 and 92,761,329,843.30 is: 128,013,664,967.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,919,375,886.05 : 234,494,288,654.28 = 92,761,329,843.30 : x
  2. Step 2: Convert to fraction form
    169,919,375,886.05/234,494,288,654.28 = 92,761,329,843.30/x
  3. Step 3: Cross multiply
    169,919,375,886.05x = 234,494,288,654.28 × 92,761,329,843.30
  4. Step 4: Simplify right side
    169,919,375,886.05x = 21,752,002,056,229,666,947,072
  5. Step 5: Solve for x
    x = 21,752,002,056,229,666,947,072/169,919,375,886.05
  6. Step 6: Final answer
    x = 128,013,664,967.89

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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.