Home / 305,914,338,487.99-422,163,099,579.52-166,868,650,359.24

Finding the Fourth Proportional to 305,914,338,487.99, 422,163,099,579.52 and 166,868,650,359.24

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Solution

The fourth proportional to 305,914,338,487.99, 422,163,099,579.52 and 166,868,650,359.24 is: 230,279,453,413.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,914,338,487.99 : 422,163,099,579.52 = 166,868,650,359.24 : x
  2. Step 2: Convert to fraction form
    305,914,338,487.99/422,163,099,579.52 = 166,868,650,359.24/x
  3. Step 3: Cross multiply
    305,914,338,487.99x = 422,163,099,579.52 × 166,868,650,359.24
  4. Step 4: Simplify right side
    305,914,338,487.99x = 70,445,786,658,307,940,810,752
  5. Step 5: Solve for x
    x = 70,445,786,658,307,940,810,752/305,914,338,487.99
  6. Step 6: Final answer
    x = 230,279,453,413.31

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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.