Finding the Third Proportional to 207,228,976 and 453,394,482
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Solution
The third proportional to 207,228,976 and 453,394,482 is: 991,977,860.80
Step by Step Solution
- Step 1: Write the proportion equation
207,228,976 : 453,394,482 = 453,394,482 : x - Step 2: Convert to fraction form
207,228,976/453,394,482 = 453,394,482/x - Step 3: Cross multiply
207,228,976x = 453,394,482 × 453,394,482 - Step 4: Simplify right side
207,228,976x = 205,566,556,308,048,320 - Step 5: Solve for x
x = 205,566,556,308,048,320/207,228,976 - Step 6: Final answer
x = 991,977,860.80
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.