Home / 219,672,942.20-329,509,413.30-168,654,606.20

Finding the Fourth Proportional to 219,672,942.20, 329,509,413.30 and 168,654,606.20

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Solution

The fourth proportional to 219,672,942.20, 329,509,413.30 and 168,654,606.20 is: 252,981,909.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,672,942.20 : 329,509,413.30 = 168,654,606.20 : x
  2. Step 2: Convert to fraction form
    219,672,942.20/329,509,413.30 = 168,654,606.20/x
  3. Step 3: Cross multiply
    219,672,942.20x = 329,509,413.30 × 168,654,606.20
  4. Step 4: Simplify right side
    219,672,942.20x = 55,573,280,339,304,544
  5. Step 5: Solve for x
    x = 55,573,280,339,304,544/219,672,942.20
  6. Step 6: Final answer
    x = 252,981,909.30

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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.