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Finding the Third Proportional to 156,422,402 and 236,646,885

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Solution

The third proportional to 156,422,402 and 236,646,885 is: 358,016,163.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,422,402 : 236,646,885 = 236,646,885 : x
  2. Step 2: Convert to fraction form
    156,422,402/236,646,885 = 236,646,885/x
  3. Step 3: Cross multiply
    156,422,402x = 236,646,885 × 236,646,885
  4. Step 4: Simplify right side
    156,422,402x = 56,001,748,180,203,224
  5. Step 5: Solve for x
    x = 56,001,748,180,203,224/156,422,402
  6. Step 6: Final answer
    x = 358,016,163.06

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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.