Finding the Third Proportional to 201,625,617 and 311,392,653
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Solution
The third proportional to 201,625,617 and 311,392,653 is: 480,917,979.50
Step by Step Solution
- Step 1: Write the proportion equation
201,625,617 : 311,392,653 = 311,392,653 : x - Step 2: Convert to fraction form
201,625,617/311,392,653 = 311,392,653/x - Step 3: Cross multiply
201,625,617x = 311,392,653 × 311,392,653 - Step 4: Simplify right side
201,625,617x = 96,965,384,342,378,416 - Step 5: Solve for x
x = 96,965,384,342,378,416/201,625,617 - Step 6: Final answer
x = 480,917,979.50
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.