Home / 962,394,379.60-1,443,902,463.06-445,164,112.48

Finding the Fourth Proportional to 962,394,379.60, 1,443,902,463.06 and 445,164,112.48

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Solution

The fourth proportional to 962,394,379.60, 1,443,902,463.06 and 445,164,112.48 is: 667,889,975.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,394,379.60 : 1,443,902,463.06 = 445,164,112.48 : x
  2. Step 2: Convert to fraction form
    962,394,379.60/1,443,902,463.06 = 445,164,112.48/x
  3. Step 3: Cross multiply
    962,394,379.60x = 1,443,902,463.06 × 445,164,112.48
  4. Step 4: Simplify right side
    962,394,379.60x = 642,773,558,475,790,848
  5. Step 5: Solve for x
    x = 642,773,558,475,790,848/962,394,379.60
  6. Step 6: Final answer
    x = 667,889,975.36

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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.