Finding the Third Proportional to 129,215,316 and 283,537,122
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Solution
The third proportional to 129,215,316 and 283,537,122 is: 622,165,406.09
Step by Step Solution
- Step 1: Write the proportion equation
129,215,316 : 283,537,122 = 283,537,122 : x - Step 2: Convert to fraction form
129,215,316/283,537,122 = 283,537,122/x - Step 3: Cross multiply
129,215,316x = 283,537,122 × 283,537,122 - Step 4: Simplify right side
129,215,316x = 80,393,299,552,042,880 - Step 5: Solve for x
x = 80,393,299,552,042,880/129,215,316 - Step 6: Final answer
x = 622,165,406.09
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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.