Home / 353,589,094.80-530,383,642.20-322,978,093.20

Finding the Fourth Proportional to 353,589,094.80, 530,383,642.20 and 322,978,093.20

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Solution

The fourth proportional to 353,589,094.80, 530,383,642.20 and 322,978,093.20 is: 484,467,139.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,589,094.80 : 530,383,642.20 = 322,978,093.20 : x
  2. Step 2: Convert to fraction form
    353,589,094.80/530,383,642.20 = 322,978,093.20/x
  3. Step 3: Cross multiply
    353,589,094.80x = 530,383,642.20 × 322,978,093.20
  4. Step 4: Simplify right side
    353,589,094.80x = 171,302,297,422,227,040
  5. Step 5: Solve for x
    x = 171,302,297,422,227,040/353,589,094.80
  6. Step 6: Final answer
    x = 484,467,139.80

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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.