Home / 875,173,237,625.98-1,313,208,629,429.70-422,278,383,949.48

Finding the Fourth Proportional to 875,173,237,625.98, 1,313,208,629,429.70 and 422,278,383,949.48

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Solution

The fourth proportional to 875,173,237,625.98, 1,313,208,629,429.70 and 422,278,383,949.48 is: 633,634,112,633.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,173,237,625.98 : 1,313,208,629,429.70 = 422,278,383,949.48 : x
  2. Step 2: Convert to fraction form
    875,173,237,625.98/1,313,208,629,429.70 = 422,278,383,949.48/x
  3. Step 3: Cross multiply
    875,173,237,625.98x = 1,313,208,629,429.70 × 422,278,383,949.48
  4. Step 4: Simplify right side
    875,173,237,625.98x = 554,539,617,824,085,236,514,816
  5. Step 5: Solve for x
    x = 554,539,617,824,085,236,514,816/875,173,237,625.98
  6. Step 6: Final answer
    x = 633,634,112,633.91

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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.