Finding the Third Proportional to 208,424,505 and 306,574,393
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Solution
The third proportional to 208,424,505 and 306,574,393 is: 450,944,376.45
Step by Step Solution
- Step 1: Write the proportion equation
208,424,505 : 306,574,393 = 306,574,393 : x - Step 2: Convert to fraction form
208,424,505/306,574,393 = 306,574,393/x - Step 3: Cross multiply
208,424,505x = 306,574,393 × 306,574,393 - Step 4: Simplify right side
208,424,505x = 93,987,858,443,318,448 - Step 5: Solve for x
x = 93,987,858,443,318,448/208,424,505 - Step 6: Final answer
x = 450,944,376.45
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.