Home / 1,320,099,469,009.60-1,980,149,203,514.40-1,096,945,267,345.60

Finding the Fourth Proportional to 1,320,099,469,009.60, 1,980,149,203,514.40 and 1,096,945,267,345.60

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Solution

The fourth proportional to 1,320,099,469,009.60, 1,980,149,203,514.40 and 1,096,945,267,345.60 is: 1,645,417,901,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,099,469,009.60 : 1,980,149,203,514.40 = 1,096,945,267,345.60 : x
  2. Step 2: Convert to fraction form
    1,320,099,469,009.60/1,980,149,203,514.40 = 1,096,945,267,345.60/x
  3. Step 3: Cross multiply
    1,320,099,469,009.60x = 1,980,149,203,514.40 × 1,096,945,267,345.60
  4. Step 4: Simplify right side
    1,320,099,469,009.60x = 2,172,115,297,433,280,298,614,784
  5. Step 5: Solve for x
    x = 2,172,115,297,433,280,298,614,784/1,320,099,469,009.60
  6. Step 6: Final answer
    x = 1,645,417,901,018.40

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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.