Finding the Third Proportional to 209,189,755 and 456,045,441
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Solution
The third proportional to 209,189,755 and 456,045,441 is: 994,204,731.76
Step by Step Solution
- Step 1: Write the proportion equation
209,189,755 : 456,045,441 = 456,045,441 : x - Step 2: Convert to fraction form
209,189,755/456,045,441 = 456,045,441/x - Step 3: Cross multiply
209,189,755x = 456,045,441 × 456,045,441 - Step 4: Simplify right side
209,189,755x = 207,977,444,256,884,480 - Step 5: Solve for x
x = 207,977,444,256,884,480/209,189,755 - Step 6: Final answer
x = 994,204,731.76
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.