Home / 209,598,393.54-313,994,640.80-117,201,894.52

Finding the Fourth Proportional to 209,598,393.54, 313,994,640.80 and 117,201,894.52

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Solution

The fourth proportional to 209,598,393.54, 313,994,640.80 and 117,201,894.52 is: 175,577,523.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,598,393.54 : 313,994,640.80 = 117,201,894.52 : x
  2. Step 2: Convert to fraction form
    209,598,393.54/313,994,640.80 = 117,201,894.52/x
  3. Step 3: Cross multiply
    209,598,393.54x = 313,994,640.80 × 117,201,894.52
  4. Step 4: Simplify right side
    209,598,393.54x = 36,800,766,770,321,056
  5. Step 5: Solve for x
    x = 36,800,766,770,321,056/209,598,393.54
  6. Step 6: Final answer
    x = 175,577,523.04

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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.