Finding the Third Proportional to 73,339,486 and 155,421,463
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Solution
The third proportional to 73,339,486 and 155,421,463 is: 329,370,063.50
Step by Step Solution
- Step 1: Write the proportion equation
73,339,486 : 155,421,463 = 155,421,463 : x - Step 2: Convert to fraction form
73,339,486/155,421,463 = 155,421,463/x - Step 3: Cross multiply
73,339,486x = 155,421,463 × 155,421,463 - Step 4: Simplify right side
73,339,486x = 24,155,831,161,060,368 - Step 5: Solve for x
x = 24,155,831,161,060,368/73,339,486 - Step 6: Final answer
x = 329,370,063.50
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.