Home / 896,181,420.69-1,343,505,383.42-343,880,195.04

Finding the Fourth Proportional to 896,181,420.69, 1,343,505,383.42 and 343,880,195.04

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Solution

The fourth proportional to 896,181,420.69, 1,343,505,383.42 and 343,880,195.04 is: 515,526,078.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,181,420.69 : 1,343,505,383.42 = 343,880,195.04 : x
  2. Step 2: Convert to fraction form
    896,181,420.69/1,343,505,383.42 = 343,880,195.04/x
  3. Step 3: Cross multiply
    896,181,420.69x = 1,343,505,383.42 × 343,880,195.04
  4. Step 4: Simplify right side
    896,181,420.69x = 462,004,893,286,040,192
  5. Step 5: Solve for x
    x = 462,004,893,286,040,192/896,181,420.69
  6. Step 6: Final answer
    x = 515,526,078.34

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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.