Finding the Third Proportional to 485,805,912.75 and 1,057,867,107.75
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Solution
The third proportional to 485,805,912.75 and 1,057,867,107.75 is: 2,303,559,483.92
Step by Step Solution
- Step 1: Write the proportion equation
485,805,912.75 : 1,057,867,107.75 = 1,057,867,107.75 : x - Step 2: Convert to fraction form
485,805,912.75/1,057,867,107.75 = 1,057,867,107.75/x - Step 3: Cross multiply
485,805,912.75x = 1,057,867,107.75 × 1,057,867,107.75 - Step 4: Simplify right side
485,805,912.75x = 1,119,082,817,659,350,144 - Step 5: Solve for x
x = 1,119,082,817,659,350,144/485,805,912.75 - Step 6: Final answer
x = 2,303,559,483.92
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.