Home / 336,302,504.80-504,453,757.20-90,658,664.80

Finding the Fourth Proportional to 336,302,504.80, 504,453,757.20 and 90,658,664.80

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Solution

The fourth proportional to 336,302,504.80, 504,453,757.20 and 90,658,664.80 is: 135,987,997.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,302,504.80 : 504,453,757.20 = 90,658,664.80 : x
  2. Step 2: Convert to fraction form
    336,302,504.80/504,453,757.20 = 90,658,664.80/x
  3. Step 3: Cross multiply
    336,302,504.80x = 504,453,757.20 × 90,658,664.80
  4. Step 4: Simplify right side
    336,302,504.80x = 45,733,104,081,095,384
  5. Step 5: Solve for x
    x = 45,733,104,081,095,384/336,302,504.80
  6. Step 6: Final answer
    x = 135,987,997.20

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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.