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Finding the Third Proportional to 158,681,652 and 245,203,615

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Solution

The third proportional to 158,681,652 and 245,203,615 is: 378,902,110.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,681,652 : 245,203,615 = 245,203,615 : x
  2. Step 2: Convert to fraction form
    158,681,652/245,203,615 = 245,203,615/x
  3. Step 3: Cross multiply
    158,681,652x = 245,203,615 × 245,203,615
  4. Step 4: Simplify right side
    158,681,652x = 60,124,812,809,068,224
  5. Step 5: Solve for x
    x = 60,124,812,809,068,224/158,681,652
  6. Step 6: Final answer
    x = 378,902,110.30

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.