Finding the Third Proportional to 74,313,192 and 155,402,257
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Solution
The third proportional to 74,313,192 and 155,402,257 is: 324,974,083.75
Step by Step Solution
- Step 1: Write the proportion equation
74,313,192 : 155,402,257 = 155,402,257 : x - Step 2: Convert to fraction form
74,313,192/155,402,257 = 155,402,257/x - Step 3: Cross multiply
74,313,192x = 155,402,257 × 155,402,257 - Step 4: Simplify right side
74,313,192x = 24,149,861,480,694,048 - Step 5: Solve for x
x = 24,149,861,480,694,048/74,313,192 - Step 6: Final answer
x = 324,974,083.75
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Why These Related Problems?
These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.