Home / 10,653,691,942.58-15,984,086,941.05-3,571,875,578.12

Finding the Fourth Proportional to 10,653,691,942.58, 15,984,086,941.05 and 3,571,875,578.12

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Solution

The fourth proportional to 10,653,691,942.58, 15,984,086,941.05 and 3,571,875,578.12 is: 5,359,003,253.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,653,691,942.58 : 15,984,086,941.05 = 3,571,875,578.12 : x
  2. Step 2: Convert to fraction form
    10,653,691,942.58/15,984,086,941.05 = 3,571,875,578.12/x
  3. Step 3: Cross multiply
    10,653,691,942.58x = 15,984,086,941.05 × 3,571,875,578.12
  4. Step 4: Simplify right side
    10,653,691,942.58x = 57,093,169,783,283,310,592
  5. Step 5: Solve for x
    x = 57,093,169,783,283,310,592/10,653,691,942.58
  6. Step 6: Final answer
    x = 5,359,003,253.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.