Home / 487,796,918,317.69-673,177,914,383.60-292,511,994,496.95

Finding the Fourth Proportional to 487,796,918,317.69, 673,177,914,383.60 and 292,511,994,496.95

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Solution

The fourth proportional to 487,796,918,317.69, 673,177,914,383.60 and 292,511,994,496.95 is: 403,677,446,480.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,796,918,317.69 : 673,177,914,383.60 = 292,511,994,496.95 : x
  2. Step 2: Convert to fraction form
    487,796,918,317.69/673,177,914,383.60 = 292,511,994,496.95/x
  3. Step 3: Cross multiply
    487,796,918,317.69x = 673,177,914,383.60 × 292,511,994,496.95
  4. Step 4: Simplify right side
    487,796,918,317.69x = 196,912,614,387,643,869,822,976
  5. Step 5: Solve for x
    x = 196,912,614,387,643,869,822,976/487,796,918,317.69
  6. Step 6: Final answer
    x = 403,677,446,480.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.