Finding the Third Proportional to 55,512,874 and 120,292,748
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Solution
The third proportional to 55,512,874 and 120,292,748 is: 260,666,475.70
Step by Step Solution
- Step 1: Write the proportion equation
55,512,874 : 120,292,748 = 120,292,748 : x - Step 2: Convert to fraction form
55,512,874/120,292,748 = 120,292,748/x - Step 3: Cross multiply
55,512,874x = 120,292,748 × 120,292,748 - Step 4: Simplify right side
55,512,874x = 14,470,345,221,391,504 - Step 5: Solve for x
x = 14,470,345,221,391,504/55,512,874 - Step 6: Final answer
x = 260,666,475.70
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.