Finding the Third Proportional to 129,215,310.75 and 283,537,108.13
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Solution
The third proportional to 129,215,310.75 and 283,537,108.13 is: 622,165,370.48
Step by Step Solution
- Step 1: Write the proportion equation
129,215,310.75 : 283,537,108.13 = 283,537,108.13 : x - Step 2: Convert to fraction form
129,215,310.75/283,537,108.13 = 283,537,108.13/x - Step 3: Cross multiply
129,215,310.75x = 283,537,108.13 × 283,537,108.13 - Step 4: Simplify right side
129,215,310.75x = 80,393,291,683,887,936 - Step 5: Solve for x
x = 80,393,291,683,887,936/129,215,310.75 - Step 6: Final answer
x = 622,165,370.48
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.