Finding the Third Proportional to 657,629,072 and 1,431,027,720
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Solution
The third proportional to 657,629,072 and 1,431,027,720 is: 3,113,974,765.71
Step by Step Solution
- Step 1: Write the proportion equation
657,629,072 : 1,431,027,720 = 1,431,027,720 : x - Step 2: Convert to fraction form
657,629,072/1,431,027,720 = 1,431,027,720/x - Step 3: Cross multiply
657,629,072x = 1,431,027,720 × 1,431,027,720 - Step 4: Simplify right side
657,629,072x = 2,047,840,335,408,398,336 - Step 5: Solve for x
x = 2,047,840,335,408,398,336/657,629,072 - Step 6: Final answer
x = 3,113,974,765.71
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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.