Finding the Third Proportional to 62,486,976 and 128,018,256
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Solution
The third proportional to 62,486,976 and 128,018,256 is: 262,273,435.50
Step by Step Solution
- Step 1: Write the proportion equation
62,486,976 : 128,018,256 = 128,018,256 : x - Step 2: Convert to fraction form
62,486,976/128,018,256 = 128,018,256/x - Step 3: Cross multiply
62,486,976x = 128,018,256 × 128,018,256 - Step 4: Simplify right side
62,486,976x = 16,388,673,869,281,536 - Step 5: Solve for x
x = 16,388,673,869,281,536/62,486,976 - Step 6: Final answer
x = 262,273,435.50
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Why These Related Problems?
These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.