Home / 1,320,099,469,124.10-1,980,149,203,686.20-1,096,945,267,460.10

Finding the Fourth Proportional to 1,320,099,469,124.10, 1,980,149,203,686.20 and 1,096,945,267,460.10

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Solution

The fourth proportional to 1,320,099,469,124.10, 1,980,149,203,686.20 and 1,096,945,267,460.10 is: 1,645,417,901,190.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,099,469,124.10 : 1,980,149,203,686.20 = 1,096,945,267,460.10 : x
  2. Step 2: Convert to fraction form
    1,320,099,469,124.10/1,980,149,203,686.20 = 1,096,945,267,460.10/x
  3. Step 3: Cross multiply
    1,320,099,469,124.10x = 1,980,149,203,686.20 × 1,096,945,267,460.10
  4. Step 4: Simplify right side
    1,320,099,469,124.10x = 2,172,115,297,848,462,707,523,584
  5. Step 5: Solve for x
    x = 2,172,115,297,848,462,707,523,584/1,320,099,469,124.10
  6. Step 6: Final answer
    x = 1,645,417,901,190.19

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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.