Finding the Third Proportional to 161,991,366.75 and 349,839,739.13
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Solution
The third proportional to 161,991,366.75 and 349,839,739.13 is: 755,520,775.75
Step by Step Solution
- Step 1: Write the proportion equation
161,991,366.75 : 349,839,739.13 = 349,839,739.13 : x - Step 2: Convert to fraction form
161,991,366.75/349,839,739.13 = 349,839,739.13/x - Step 3: Cross multiply
161,991,366.75x = 349,839,739.13 × 349,839,739.13 - Step 4: Simplify right side
161,991,366.75x = 122,387,843,071,048,048 - Step 5: Solve for x
x = 122,387,843,071,048,048/161,991,366.75 - Step 6: Final answer
x = 755,520,775.75
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.