Home / 325,839,057.40-488,758,586.10-188,089,550.20

Finding the Fourth Proportional to 325,839,057.40, 488,758,586.10 and 188,089,550.20

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Solution

The fourth proportional to 325,839,057.40, 488,758,586.10 and 188,089,550.20 is: 282,134,325.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,839,057.40 : 488,758,586.10 = 188,089,550.20 : x
  2. Step 2: Convert to fraction form
    325,839,057.40/488,758,586.10 = 188,089,550.20/x
  3. Step 3: Cross multiply
    325,839,057.40x = 488,758,586.10 × 188,089,550.20
  4. Step 4: Simplify right side
    325,839,057.40x = 91,930,382,615,936,976
  5. Step 5: Solve for x
    x = 91,930,382,615,936,976/325,839,057.40
  6. Step 6: Final answer
    x = 282,134,325.30

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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.