Finding the Third Proportional to 319,742,770 and 699,757,213
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Solution
The third proportional to 319,742,770 and 699,757,213 is: 1,531,419,012.68
Step by Step Solution
- Step 1: Write the proportion equation
319,742,770 : 699,757,213 = 699,757,213 : x - Step 2: Convert to fraction form
319,742,770/699,757,213 = 699,757,213/x - Step 3: Cross multiply
319,742,770x = 699,757,213 × 699,757,213 - Step 4: Simplify right side
319,742,770x = 489,660,157,145,527,360 - Step 5: Solve for x
x = 489,660,157,145,527,360/319,742,770 - Step 6: Final answer
x = 1,531,419,012.68
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.