Home / 947,137,906,874.70-1,420,790,379,873.40-267,222,212,822.14

Finding the Fourth Proportional to 947,137,906,874.70, 1,420,790,379,873.40 and 267,222,212,822.14

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Solution

The fourth proportional to 947,137,906,874.70, 1,420,790,379,873.40 and 267,222,212,822.14 is: 400,856,883,153.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,137,906,874.70 : 1,420,790,379,873.40 = 267,222,212,822.14 : x
  2. Step 2: Convert to fraction form
    947,137,906,874.70/1,420,790,379,873.40 = 267,222,212,822.14/x
  3. Step 3: Cross multiply
    947,137,906,874.70x = 1,420,790,379,873.40 × 267,222,212,822.14
  4. Step 4: Simplify right side
    947,137,906,874.70x = 379,666,749,266,178,823,159,808
  5. Step 5: Solve for x
    x = 379,666,749,266,178,823,159,808/947,137,906,874.70
  6. Step 6: Final answer
    x = 400,856,883,153.35

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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.