Home / 10,123,629,836,990-13,970,598,320,815-5,499,125,442,716.40

Finding the Fourth Proportional to 10,123,629,836,990, 13,970,598,320,815 and 5,499,125,442,716.40

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Solution

The fourth proportional to 10,123,629,836,990, 13,970,598,320,815 and 5,499,125,442,716.40 is: 7,588,787,214,962.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,123,629,836,990 : 13,970,598,320,815 = 5,499,125,442,716.40 : x
  2. Step 2: Convert to fraction form
    10,123,629,836,990/13,970,598,320,815 = 5,499,125,442,716.40/x
  3. Step 3: Cross multiply
    10,123,629,836,990x = 13,970,598,320,815 × 5,499,125,442,716.40
  4. Step 4: Simplify right side
    10,123,629,836,990x = 76,826,072,675,964,788,573,995,008
  5. Step 5: Solve for x
    x = 76,826,072,675,964,788,573,995,008/10,123,629,836,990
  6. Step 6: Final answer
    x = 7,588,787,214,962.72

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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.