Home / 1,310,651,010.30-1,965,976,515.45-1,198,410,671.10

Finding the Fourth Proportional to 1,310,651,010.30, 1,965,976,515.45 and 1,198,410,671.10

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Solution

The fourth proportional to 1,310,651,010.30, 1,965,976,515.45 and 1,198,410,671.10 is: 1,797,616,006.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,651,010.30 : 1,965,976,515.45 = 1,198,410,671.10 : x
  2. Step 2: Convert to fraction form
    1,310,651,010.30/1,965,976,515.45 = 1,198,410,671.10/x
  3. Step 3: Cross multiply
    1,310,651,010.30x = 1,965,976,515.45 × 1,198,410,671.10
  4. Step 4: Simplify right side
    1,310,651,010.30x = 2,356,047,235,247,273,984
  5. Step 5: Solve for x
    x = 2,356,047,235,247,273,984/1,310,651,010.30
  6. Step 6: Final answer
    x = 1,797,616,006.65

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Double scale
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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.