Finding the Third Proportional to 290,711,622 and 446,844,555
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Solution
The third proportional to 290,711,622 and 446,844,555 is: 686,832,039.80
Step by Step Solution
- Step 1: Write the proportion equation
290,711,622 : 446,844,555 = 446,844,555 : x - Step 2: Convert to fraction form
290,711,622/446,844,555 = 446,844,555/x - Step 3: Cross multiply
290,711,622x = 446,844,555 × 446,844,555 - Step 4: Simplify right side
290,711,622x = 199,670,056,333,148,032 - Step 5: Solve for x
x = 199,670,056,333,148,032/290,711,622 - Step 6: Final answer
x = 686,832,039.80
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.