Finding the Third Proportional to 121,345,122 and 265,392,012
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Solution
The third proportional to 121,345,122 and 265,392,012 is: 580,434,704.52
Step by Step Solution
- Step 1: Write the proportion equation
121,345,122 : 265,392,012 = 265,392,012 : x - Step 2: Convert to fraction form
121,345,122/265,392,012 = 265,392,012/x - Step 3: Cross multiply
121,345,122x = 265,392,012 × 265,392,012 - Step 4: Simplify right side
121,345,122x = 70,432,920,033,408,144 - Step 5: Solve for x
x = 70,432,920,033,408,144/121,345,122 - Step 6: Final answer
x = 580,434,704.52
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.