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Finding the Third Proportional to 222,791,538 and 340,590,840

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Solution

The third proportional to 222,791,538 and 340,590,840 is: 520,675,611.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,791,538 : 340,590,840 = 340,590,840 : x
  2. Step 2: Convert to fraction form
    222,791,538/340,590,840 = 340,590,840/x
  3. Step 3: Cross multiply
    222,791,538x = 340,590,840 × 340,590,840
  4. Step 4: Simplify right side
    222,791,538x = 116,002,120,291,905,600
  5. Step 5: Solve for x
    x = 116,002,120,291,905,600/222,791,538
  6. Step 6: Final answer
    x = 520,675,611.53

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.