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Finding the Third Proportional to 30,696,000 and 66,310,272

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Solution

The third proportional to 30,696,000 and 66,310,272 is: 143,245,119.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,696,000 : 66,310,272 = 66,310,272 : x
  2. Step 2: Convert to fraction form
    30,696,000/66,310,272 = 66,310,272/x
  3. Step 3: Cross multiply
    30,696,000x = 66,310,272 × 66,310,272
  4. Step 4: Simplify right side
    30,696,000x = 4,397,052,172,713,984
  5. Step 5: Solve for x
    x = 4,397,052,172,713,984/30,696,000
  6. Step 6: Final answer
    x = 143,245,119.00

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.