Home / 962,394,369.35-1,443,902,447.69-445,164,102.23

Finding the Fourth Proportional to 962,394,369.35, 1,443,902,447.69 and 445,164,102.23

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Solution

The fourth proportional to 962,394,369.35, 1,443,902,447.69 and 445,164,102.23 is: 667,889,959.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,394,369.35 : 1,443,902,447.69 = 445,164,102.23 : x
  2. Step 2: Convert to fraction form
    962,394,369.35/1,443,902,447.69 = 445,164,102.23/x
  3. Step 3: Cross multiply
    962,394,369.35x = 1,443,902,447.69 × 445,164,102.23
  4. Step 4: Simplify right side
    962,394,369.35x = 642,773,536,831,392,512
  5. Step 5: Solve for x
    x = 642,773,536,831,392,512/962,394,369.35
  6. Step 6: Final answer
    x = 667,889,959.98

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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.