Finding the Third Proportional to 197,972,115 and 299,506,227
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Solution
The third proportional to 197,972,115 and 299,506,227 is: 453,114,217.69
Step by Step Solution
- Step 1: Write the proportion equation
197,972,115 : 299,506,227 = 299,506,227 : x - Step 2: Convert to fraction form
197,972,115/299,506,227 = 299,506,227/x - Step 3: Cross multiply
197,972,115x = 299,506,227 × 299,506,227 - Step 4: Simplify right side
197,972,115x = 89,703,980,011,775,536 - Step 5: Solve for x
x = 89,703,980,011,775,536/197,972,115 - Step 6: Final answer
x = 453,114,217.69
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.