Home / 222,465,609.20-333,698,413.80-188,873,289.20

Finding the Fourth Proportional to 222,465,609.20, 333,698,413.80 and 188,873,289.20

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Solution

The fourth proportional to 222,465,609.20, 333,698,413.80 and 188,873,289.20 is: 283,309,933.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,465,609.20 : 333,698,413.80 = 188,873,289.20 : x
  2. Step 2: Convert to fraction form
    222,465,609.20/333,698,413.80 = 188,873,289.20/x
  3. Step 3: Cross multiply
    222,465,609.20x = 333,698,413.80 × 188,873,289.20
  4. Step 4: Simplify right side
    222,465,609.20x = 63,026,717,015,228,672
  5. Step 5: Solve for x
    x = 63,026,717,015,228,672/222,465,609.20
  6. Step 6: Final answer
    x = 283,309,933.80

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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.