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Finding the Third Proportional to 66,080,450 and 141,726,724

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Solution

The third proportional to 66,080,450 and 141,726,724 is: 303,969,847.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,080,450 : 141,726,724 = 141,726,724 : x
  2. Step 2: Convert to fraction form
    66,080,450/141,726,724 = 141,726,724/x
  3. Step 3: Cross multiply
    66,080,450x = 141,726,724 × 141,726,724
  4. Step 4: Simplify right side
    66,080,450x = 20,086,464,295,772,176
  5. Step 5: Solve for x
    x = 20,086,464,295,772,176/66,080,450
  6. Step 6: Final answer
    x = 303,969,847.30

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.