Home / 3,188,401,377.45-4,782,279,153.80-859,573,771.35

Finding the Fourth Proportional to 3,188,401,377.45, 4,782,279,153.80 and 859,573,771.35

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Solution

The fourth proportional to 3,188,401,377.45, 4,782,279,153.80 and 859,573,771.35 is: 1,289,273,601.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,401,377.45 : 4,782,279,153.80 = 859,573,771.35 : x
  2. Step 2: Convert to fraction form
    3,188,401,377.45/4,782,279,153.80 = 859,573,771.35/x
  3. Step 3: Cross multiply
    3,188,401,377.45x = 4,782,279,153.80 × 859,573,771.35
  4. Step 4: Simplify right side
    3,188,401,377.45x = 4,110,721,727,876,055,040
  5. Step 5: Solve for x
    x = 4,110,721,727,876,055,040/3,188,401,377.45
  6. Step 6: Final answer
    x = 1,289,273,601.80

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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.