Finding the Third Proportional to 189,992,871 and 416,305,800
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Solution
The third proportional to 189,992,871 and 416,305,800 is: 912,194,853.43
Step by Step Solution
- Step 1: Write the proportion equation
189,992,871 : 416,305,800 = 416,305,800 : x - Step 2: Convert to fraction form
189,992,871/416,305,800 = 416,305,800/x - Step 3: Cross multiply
189,992,871x = 416,305,800 × 416,305,800 - Step 4: Simplify right side
189,992,871x = 173,310,519,113,640,000 - Step 5: Solve for x
x = 173,310,519,113,640,000/189,992,871 - Step 6: Final answer
x = 912,194,853.43
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.