Finding the Third Proportional to 3,975,726,190 and 8,649,577,772
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Solution
The third proportional to 3,975,726,190 and 8,649,577,772 is: 18,817,995,017.38
Step by Step Solution
- Step 1: Write the proportion equation
3,975,726,190 : 8,649,577,772 = 8,649,577,772 : x - Step 2: Convert to fraction form
3,975,726,190/8,649,577,772 = 8,649,577,772/x - Step 3: Cross multiply
3,975,726,190x = 8,649,577,772 × 8,649,577,772 - Step 4: Simplify right side
3,975,726,190x = 74,815,195,633,876,484,096 - Step 5: Solve for x
x = 74,815,195,633,876,484,096/3,975,726,190 - Step 6: Final answer
x = 18,817,995,017.38
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.