Home / 320,089,059.43-441,723,350.24-173,411,343.43

Finding the Fourth Proportional to 320,089,059.43, 441,723,350.24 and 173,411,343.43

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Solution

The fourth proportional to 320,089,059.43, 441,723,350.24 and 173,411,343.43 is: 239,307,896.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,089,059.43 : 441,723,350.24 = 173,411,343.43 : x
  2. Step 2: Convert to fraction form
    320,089,059.43/441,723,350.24 = 173,411,343.43/x
  3. Step 3: Cross multiply
    320,089,059.43x = 441,723,350.24 × 173,411,343.43
  4. Step 4: Simplify right side
    320,089,059.43x = 76,599,839,589,518,816
  5. Step 5: Solve for x
    x = 76,599,839,589,518,816/320,089,059.43
  6. Step 6: Final answer
    x = 239,307,896.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.