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Finding the Third Proportional to 153,493,036 and 236,167,972

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Solution

The third proportional to 153,493,036 and 236,167,972 is: 363,373,560.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,493,036 : 236,167,972 = 236,167,972 : x
  2. Step 2: Convert to fraction form
    153,493,036/236,167,972 = 236,167,972/x
  3. Step 3: Cross multiply
    153,493,036x = 236,167,972 × 236,167,972
  4. Step 4: Simplify right side
    153,493,036x = 55,775,310,998,592,784
  5. Step 5: Solve for x
    x = 55,775,310,998,592,784/153,493,036
  6. Step 6: Final answer
    x = 363,373,560.47

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.