Finding the Third Proportional to 161,203,369 and 349,775,947
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Solution
The third proportional to 161,203,369 and 349,775,947 is: 758,937,073.45
Step by Step Solution
- Step 1: Write the proportion equation
161,203,369 : 349,775,947 = 349,775,947 : x - Step 2: Convert to fraction form
161,203,369/349,775,947 = 349,775,947/x - Step 3: Cross multiply
161,203,369x = 349,775,947 × 349,775,947 - Step 4: Simplify right side
161,203,369x = 122,343,213,099,746,816 - Step 5: Solve for x
x = 122,343,213,099,746,816/161,203,369 - Step 6: Final answer
x = 758,937,073.45
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.