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Finding the Third Proportional to 903,860,902 and 1,958,555,530

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Solution

The third proportional to 903,860,902 and 1,958,555,530 is: 4,243,949,213.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,860,902 : 1,958,555,530 = 1,958,555,530 : x
  2. Step 2: Convert to fraction form
    903,860,902/1,958,555,530 = 1,958,555,530/x
  3. Step 3: Cross multiply
    903,860,902x = 1,958,555,530 × 1,958,555,530
  4. Step 4: Simplify right side
    903,860,902x = 3,835,939,764,093,580,800
  5. Step 5: Solve for x
    x = 3,835,939,764,093,580,800/903,860,902
  6. Step 6: Final answer
    x = 4,243,949,213.43

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.