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Finding the Third Proportional to 151,622,762 and 216,672,460

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Solution

The third proportional to 151,622,762 and 216,672,460 is: 309,629,994.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,622,762 : 216,672,460 = 216,672,460 : x
  2. Step 2: Convert to fraction form
    151,622,762/216,672,460 = 216,672,460/x
  3. Step 3: Cross multiply
    151,622,762x = 216,672,460 × 216,672,460
  4. Step 4: Simplify right side
    151,622,762x = 46,946,954,922,451,600
  5. Step 5: Solve for x
    x = 46,946,954,922,451,600/151,622,762
  6. Step 6: Final answer
    x = 309,629,994.23

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.