Finding the Third Proportional to 136,213,656.75 and 211,497,733.13
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Solution
The third proportional to 136,213,656.75 and 211,497,733.13 is: 328,390,648.81
Step by Step Solution
- Step 1: Write the proportion equation
136,213,656.75 : 211,497,733.13 = 211,497,733.13 : x - Step 2: Convert to fraction form
136,213,656.75/211,497,733.13 = 211,497,733.13/x - Step 3: Cross multiply
136,213,656.75x = 211,497,733.13 × 211,497,733.13 - Step 4: Simplify right side
136,213,656.75x = 44,731,291,117,013,720 - Step 5: Solve for x
x = 44,731,291,117,013,720/136,213,656.75 - Step 6: Final answer
x = 328,390,648.81
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.