Home / 192,733,806.43-288,749,958.27-172,071,380.35

Finding the Fourth Proportional to 192,733,806.43, 288,749,958.27 and 172,071,380.35

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Solution

The fourth proportional to 192,733,806.43, 288,749,958.27 and 172,071,380.35 is: 257,793,922.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,733,806.43 : 288,749,958.27 = 172,071,380.35 : x
  2. Step 2: Convert to fraction form
    192,733,806.43/288,749,958.27 = 172,071,380.35/x
  3. Step 3: Cross multiply
    192,733,806.43x = 288,749,958.27 × 172,071,380.35
  4. Step 4: Simplify right side
    192,733,806.43x = 49,685,603,895,523,792
  5. Step 5: Solve for x
    x = 49,685,603,895,523,792/192,733,806.43
  6. Step 6: Final answer
    x = 257,793,922.18

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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.