Home / 2,616,881,917.88-3,925,357,067.57-870,084,654.48

Finding the Fourth Proportional to 2,616,881,917.88, 3,925,357,067.57 and 870,084,654.48

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Solution

The fourth proportional to 2,616,881,917.88, 3,925,357,067.57 and 870,084,654.48 is: 1,305,138,349.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616,881,917.88 : 3,925,357,067.57 = 870,084,654.48 : x
  2. Step 2: Convert to fraction form
    2,616,881,917.88/3,925,357,067.57 = 870,084,654.48/x
  3. Step 3: Cross multiply
    2,616,881,917.88x = 3,925,357,067.57 × 870,084,654.48
  4. Step 4: Simplify right side
    2,616,881,917.88x = 3,415,392,947,842,918,912
  5. Step 5: Solve for x
    x = 3,415,392,947,842,918,912/2,616,881,917.88
  6. Step 6: Final answer
    x = 1,305,138,349.77

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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.