Home / 325,835,201.80-488,752,802.70-121,320,958.60

Finding the Fourth Proportional to 325,835,201.80, 488,752,802.70 and 121,320,958.60

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Solution

The fourth proportional to 325,835,201.80, 488,752,802.70 and 121,320,958.60 is: 181,981,437.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,835,201.80 : 488,752,802.70 = 121,320,958.60 : x
  2. Step 2: Convert to fraction form
    325,835,201.80/488,752,802.70 = 121,320,958.60/x
  3. Step 3: Cross multiply
    325,835,201.80x = 488,752,802.70 × 121,320,958.60
  4. Step 4: Simplify right side
    325,835,201.80x = 59,295,958,542,000,664
  5. Step 5: Solve for x
    x = 59,295,958,542,000,664/325,835,201.80
  6. Step 6: Final answer
    x = 181,981,437.90

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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.