Finding the Third Proportional to 402,783,154 and 867,543,154
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Solution
The third proportional to 402,783,154 and 867,543,154 is: 1,868,576,469.94
Step by Step Solution
- Step 1: Write the proportion equation
402,783,154 : 867,543,154 = 867,543,154 : x - Step 2: Convert to fraction form
402,783,154/867,543,154 = 867,543,154/x - Step 3: Cross multiply
402,783,154x = 867,543,154 × 867,543,154 - Step 4: Simplify right side
402,783,154x = 752,631,124,052,267,776 - Step 5: Solve for x
x = 752,631,124,052,267,776/402,783,154 - Step 6: Final answer
x = 1,868,576,469.94
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.