Home / 19,616,665,787.91-29,401,093,458.85-10,168,100,539.43

Finding the Fourth Proportional to 19,616,665,787.91, 29,401,093,458.85 and 10,168,100,539.43

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Solution

The fourth proportional to 19,616,665,787.91, 29,401,093,458.85 and 10,168,100,539.43 is: 15,239,759,778.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616,665,787.91 : 29,401,093,458.85 = 10,168,100,539.43 : x
  2. Step 2: Convert to fraction form
    19,616,665,787.91/29,401,093,458.85 = 10,168,100,539.43/x
  3. Step 3: Cross multiply
    19,616,665,787.91x = 29,401,093,458.85 × 10,168,100,539.43
  4. Step 4: Simplify right side
    19,616,665,787.91x = 298,953,274,258,658,164,736
  5. Step 5: Solve for x
    x = 298,953,274,258,658,164,736/19,616,665,787.91
  6. Step 6: Final answer
    x = 15,239,759,778.29

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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.