Home / 1,992,917,145.60-2,989,375,718.40-1,476,356,493.60

Finding the Fourth Proportional to 1,992,917,145.60, 2,989,375,718.40 and 1,476,356,493.60

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Solution

The fourth proportional to 1,992,917,145.60, 2,989,375,718.40 and 1,476,356,493.60 is: 2,214,534,740.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,917,145.60 : 2,989,375,718.40 = 1,476,356,493.60 : x
  2. Step 2: Convert to fraction form
    1,992,917,145.60/2,989,375,718.40 = 1,476,356,493.60/x
  3. Step 3: Cross multiply
    1,992,917,145.60x = 2,989,375,718.40 × 1,476,356,493.60
  4. Step 4: Simplify right side
    1,992,917,145.60x = 4,413,384,253,670,004,736
  5. Step 5: Solve for x
    x = 4,413,384,253,670,004,736/1,992,917,145.60
  6. Step 6: Final answer
    x = 2,214,534,740.40

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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.