Home / 2,836,629,479.82-4,251,559,015.77-1,320,237,896.94

Finding the Fourth Proportional to 2,836,629,479.82, 4,251,559,015.77 and 1,320,237,896.94

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Solution

The fourth proportional to 2,836,629,479.82, 4,251,559,015.77 and 1,320,237,896.94 is: 1,978,781,287.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836,629,479.82 : 4,251,559,015.77 = 1,320,237,896.94 : x
  2. Step 2: Convert to fraction form
    2,836,629,479.82/4,251,559,015.77 = 1,320,237,896.94/x
  3. Step 3: Cross multiply
    2,836,629,479.82x = 4,251,559,015.77 × 1,320,237,896.94
  4. Step 4: Simplify right side
    2,836,629,479.82x = 5,613,069,333,696,481,280
  5. Step 5: Solve for x
    x = 5,613,069,333,696,481,280/2,836,629,479.82
  6. Step 6: Final answer
    x = 1,978,781,287.31

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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.