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Finding the Third Proportional to 156,422,400 and 236,646,882

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Solution

The third proportional to 156,422,400 and 236,646,882 is: 358,016,158.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,422,400 : 236,646,882 = 236,646,882 : x
  2. Step 2: Convert to fraction form
    156,422,400/236,646,882 = 236,646,882/x
  3. Step 3: Cross multiply
    156,422,400x = 236,646,882 × 236,646,882
  4. Step 4: Simplify right side
    156,422,400x = 56,001,746,760,321,920
  5. Step 5: Solve for x
    x = 56,001,746,760,321,920/156,422,400
  6. Step 6: Final answer
    x = 358,016,158.56

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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.