Finding the Third Proportional to 98,149,554 and 206,452,564
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Solution
The third proportional to 98,149,554 and 206,452,564 is: 434,262,403.09
Step by Step Solution
- Step 1: Write the proportion equation
98,149,554 : 206,452,564 = 206,452,564 : x - Step 2: Convert to fraction form
98,149,554/206,452,564 = 206,452,564/x - Step 3: Cross multiply
98,149,554x = 206,452,564 × 206,452,564 - Step 4: Simplify right side
98,149,554x = 42,622,661,182,174,096 - Step 5: Solve for x
x = 42,622,661,182,174,096/98,149,554 - Step 6: Final answer
x = 434,262,403.09
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Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.