Finding the Third Proportional to 2,209,157,888 and 3,430,138,772
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Solution
The third proportional to 2,209,157,888 and 3,430,138,772 is: 5,325,944,360.56
Step by Step Solution
- Step 1: Write the proportion equation
2,209,157,888 : 3,430,138,772 = 3,430,138,772 : x - Step 2: Convert to fraction form
2,209,157,888/3,430,138,772 = 3,430,138,772/x - Step 3: Cross multiply
2,209,157,888x = 3,430,138,772 × 3,430,138,772 - Step 4: Simplify right side
2,209,157,888x = 11,765,851,995,177,668,608 - Step 5: Solve for x
x = 11,765,851,995,177,668,608/2,209,157,888 - Step 6: Final answer
x = 5,325,944,360.56
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.