Home / 727,990,190.82-1,092,031,255.76-307,733,197.75

Finding the Fourth Proportional to 727,990,190.82, 1,092,031,255.76 and 307,733,197.75

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Solution

The fourth proportional to 727,990,190.82, 1,092,031,255.76 and 307,733,197.75 is: 461,619,228.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,990,190.82 : 1,092,031,255.76 = 307,733,197.75 : x
  2. Step 2: Convert to fraction form
    727,990,190.82/1,092,031,255.76 = 307,733,197.75/x
  3. Step 3: Cross multiply
    727,990,190.82x = 1,092,031,255.76 × 307,733,197.75
  4. Step 4: Simplify right side
    727,990,190.82x = 336,054,270,373,704,192
  5. Step 5: Solve for x
    x = 336,054,270,373,704,192/727,990,190.82
  6. Step 6: Final answer
    x = 461,619,228.68

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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.