Home / 962,394,368.85-1,443,902,446.94-445,164,101.73

Finding the Fourth Proportional to 962,394,368.85, 1,443,902,446.94 and 445,164,101.73

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Solution

The fourth proportional to 962,394,368.85, 1,443,902,446.94 and 445,164,101.73 is: 667,889,959.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,394,368.85 : 1,443,902,446.94 = 445,164,101.73 : x
  2. Step 2: Convert to fraction form
    962,394,368.85/1,443,902,446.94 = 445,164,101.73/x
  3. Step 3: Cross multiply
    962,394,368.85x = 1,443,902,446.94 × 445,164,101.73
  4. Step 4: Simplify right side
    962,394,368.85x = 642,773,535,775,568,256
  5. Step 5: Solve for x
    x = 642,773,535,775,568,256/962,394,368.85
  6. Step 6: Final answer
    x = 667,889,959.23

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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.