Finding the Third Proportional to 209,189,757 and 456,045,445
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Solution
The third proportional to 209,189,757 and 456,045,445 is: 994,204,739.70
Step by Step Solution
- Step 1: Write the proportion equation
209,189,757 : 456,045,445 = 456,045,445 : x - Step 2: Convert to fraction form
209,189,757/456,045,445 = 456,045,445/x - Step 3: Cross multiply
209,189,757x = 456,045,445 × 456,045,445 - Step 4: Simplify right side
209,189,757x = 207,977,447,905,248,032 - Step 5: Solve for x
x = 207,977,447,905,248,032/209,189,757 - Step 6: Final answer
x = 994,204,739.70
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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.