Finding the Third Proportional to 188,555,376 and 290,903,916
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Solution
The third proportional to 188,555,376 and 290,903,916 is: 448,807,613.65
Step by Step Solution
- Step 1: Write the proportion equation
188,555,376 : 290,903,916 = 290,903,916 : x - Step 2: Convert to fraction form
188,555,376/290,903,916 = 290,903,916/x - Step 3: Cross multiply
188,555,376x = 290,903,916 × 290,903,916 - Step 4: Simplify right side
188,555,376x = 84,625,088,344,135,056 - Step 5: Solve for x
x = 84,625,088,344,135,056/188,555,376 - Step 6: Final answer
x = 448,807,613.65
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.