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Finding the Third Proportional to 66,313,741.50 and 142,705,182

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Solution

The third proportional to 66,313,741.50 and 142,705,182 is: 307,097,269.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,313,741.50 : 142,705,182 = 142,705,182 : x
  2. Step 2: Convert to fraction form
    66,313,741.50/142,705,182 = 142,705,182/x
  3. Step 3: Cross multiply
    66,313,741.50x = 142,705,182 × 142,705,182
  4. Step 4: Simplify right side
    66,313,741.50x = 20,364,768,969,653,124
  5. Step 5: Solve for x
    x = 20,364,768,969,653,124/66,313,741.50
  6. Step 6: Final answer
    x = 307,097,269.87

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.