Finding the Third Proportional to 31,832,800 and 68,203,609
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Solution
The third proportional to 31,832,800 and 68,203,609 is: 146,130,163.88
Step by Step Solution
- Step 1: Write the proportion equation
31,832,800 : 68,203,609 = 68,203,609 : x - Step 2: Convert to fraction form
31,832,800/68,203,609 = 68,203,609/x - Step 3: Cross multiply
31,832,800x = 68,203,609 × 68,203,609 - Step 4: Simplify right side
31,832,800x = 4,651,732,280,624,881 - Step 5: Solve for x
x = 4,651,732,280,624,881/31,832,800 - Step 6: Final answer
x = 146,130,163.88
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.