Home / 236,206,515.70-354,309,773.55-221,857,608.70

Finding the Fourth Proportional to 236,206,515.70, 354,309,773.55 and 221,857,608.70

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Solution

The fourth proportional to 236,206,515.70, 354,309,773.55 and 221,857,608.70 is: 332,786,413.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,206,515.70 : 354,309,773.55 = 221,857,608.70 : x
  2. Step 2: Convert to fraction form
    236,206,515.70/354,309,773.55 = 221,857,608.70/x
  3. Step 3: Cross multiply
    236,206,515.70x = 354,309,773.55 × 221,857,608.70
  4. Step 4: Simplify right side
    236,206,515.70x = 78,606,319,098,841,504
  5. Step 5: Solve for x
    x = 78,606,319,098,841,504/236,206,515.70
  6. Step 6: Final answer
    x = 332,786,413.05

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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.