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Finding the Third Proportional to 18,801,134,388 and 28,443,509,286

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Solution

The third proportional to 18,801,134,388 and 28,443,509,286 is: 43,031,085,455.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,801,134,388 : 28,443,509,286 = 28,443,509,286 : x
  2. Step 2: Convert to fraction form
    18,801,134,388/28,443,509,286 = 28,443,509,286/x
  3. Step 3: Cross multiply
    18,801,134,388x = 28,443,509,286 × 28,443,509,286
  4. Step 4: Simplify right side
    18,801,134,388x = 809,033,220,502,768,189,440
  5. Step 5: Solve for x
    x = 809,033,220,502,768,189,440/18,801,134,388
  6. Step 6: Final answer
    x = 43,031,085,455.10

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.