Finding the Third Proportional to 34,982,220 and 76,703,640
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Solution
The third proportional to 34,982,220 and 76,703,640 is: 168,183,962.86
Step by Step Solution
- Step 1: Write the proportion equation
34,982,220 : 76,703,640 = 76,703,640 : x - Step 2: Convert to fraction form
34,982,220/76,703,640 = 76,703,640/x - Step 3: Cross multiply
34,982,220x = 76,703,640 × 76,703,640 - Step 4: Simplify right side
34,982,220x = 5,883,448,389,249,600 - Step 5: Solve for x
x = 5,883,448,389,249,600/34,982,220 - Step 6: Final answer
x = 168,183,962.86
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.