Home / 451,329,982,091.86-677,292,848,059.56-239,243,052,042.78

Finding the Fourth Proportional to 451,329,982,091.86, 677,292,848,059.56 and 239,243,052,042.78

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Solution

The fourth proportional to 451,329,982,091.86, 677,292,848,059.56 and 239,243,052,042.78 is: 359,022,476,959.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,329,982,091.86 : 677,292,848,059.56 = 239,243,052,042.78 : x
  2. Step 2: Convert to fraction form
    451,329,982,091.86/677,292,848,059.56 = 239,243,052,042.78/x
  3. Step 3: Cross multiply
    451,329,982,091.86x = 677,292,848,059.56 × 239,243,052,042.78
  4. Step 4: Simplify right side
    451,329,982,091.86x = 162,037,608,096,515,999,399,936
  5. Step 5: Solve for x
    x = 162,037,608,096,515,999,399,936/451,329,982,091.86
  6. Step 6: Final answer
    x = 359,022,476,959.08

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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.