Finding the Third Proportional to 290,734,479 and 637,958,551
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Solution
The third proportional to 290,734,479 and 637,958,551 is: 1,399,872,193.33
Step by Step Solution
- Step 1: Write the proportion equation
290,734,479 : 637,958,551 = 637,958,551 : x - Step 2: Convert to fraction form
290,734,479/637,958,551 = 637,958,551/x - Step 3: Cross multiply
290,734,479x = 637,958,551 × 637,958,551 - Step 4: Simplify right side
290,734,479x = 406,991,112,794,019,584 - Step 5: Solve for x
x = 406,991,112,794,019,584/290,734,479 - Step 6: Final answer
x = 1,399,872,193.33
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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.