Home / 1,320,099,481,804.10-1,980,149,222,706.10-1,257,337,362,586.10

Finding the Fourth Proportional to 1,320,099,481,804.10, 1,980,149,222,706.10 and 1,257,337,362,586.10

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Solution

The fourth proportional to 1,320,099,481,804.10, 1,980,149,222,706.10 and 1,257,337,362,586.10 is: 1,886,006,043,879.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,099,481,804.10 : 1,980,149,222,706.10 = 1,257,337,362,586.10 : x
  2. Step 2: Convert to fraction form
    1,320,099,481,804.10/1,980,149,222,706.10 = 1,257,337,362,586.10/x
  3. Step 3: Cross multiply
    1,320,099,481,804.10x = 1,980,149,222,706.10 × 1,257,337,362,586.10
  4. Step 4: Simplify right side
    1,320,099,481,804.10x = 2,489,715,601,204,204,288,344,064
  5. Step 5: Solve for x
    x = 2,489,715,601,204,204,288,344,064/1,320,099,481,804.10
  6. Step 6: Final answer
    x = 1,886,006,043,879.10

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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.