Finding the Third Proportional to 199,853,486 and 445,659,740
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Solution
The third proportional to 199,853,486 and 445,659,740 is: 993,791,040.79
Step by Step Solution
- Step 1: Write the proportion equation
199,853,486 : 445,659,740 = 445,659,740 : x - Step 2: Convert to fraction form
199,853,486/445,659,740 = 445,659,740/x - Step 3: Cross multiply
199,853,486x = 445,659,740 × 445,659,740 - Step 4: Simplify right side
199,853,486x = 198,612,603,856,867,584 - Step 5: Solve for x
x = 198,612,603,856,867,584/199,853,486 - Step 6: Final answer
x = 993,791,040.79
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Why These Related Problems?
These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.