Home / 2,318,378,901,899.10-3,479,156,857,213.80-809,146,065,969.54

Finding the Fourth Proportional to 2,318,378,901,899.10, 3,479,156,857,213.80 and 809,146,065,969.54

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Solution

The fourth proportional to 2,318,378,901,899.10, 3,479,156,857,213.80 and 809,146,065,969.54 is: 1,214,273,508,786.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,378,901,899.10 : 3,479,156,857,213.80 = 809,146,065,969.54 : x
  2. Step 2: Convert to fraction form
    2,318,378,901,899.10/3,479,156,857,213.80 = 809,146,065,969.54/x
  3. Step 3: Cross multiply
    2,318,378,901,899.10x = 3,479,156,857,213.80 × 809,146,065,969.54
  4. Step 4: Simplify right side
    2,318,378,901,899.10x = 2,815,146,083,905,494,990,192,640
  5. Step 5: Solve for x
    x = 2,815,146,083,905,494,990,192,640/2,318,378,901,899.10
  6. Step 6: Final answer
    x = 1,214,273,508,786.45

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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.