Finding the Third Proportional to 197,211,764 and 420,805,304
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Solution
The third proportional to 197,211,764 and 420,805,304 is: 897,903,351.62
Step by Step Solution
- Step 1: Write the proportion equation
197,211,764 : 420,805,304 = 420,805,304 : x - Step 2: Convert to fraction form
197,211,764/420,805,304 = 420,805,304/x - Step 3: Cross multiply
197,211,764x = 420,805,304 × 420,805,304 - Step 4: Simplify right side
197,211,764x = 177,077,103,874,532,416 - Step 5: Solve for x
x = 177,077,103,874,532,416/197,211,764 - Step 6: Final answer
x = 897,903,351.62
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These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.