Finding the Third Proportional to 192,415,512 and 420,113,622
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Solution
The third proportional to 192,415,512 and 420,113,622 is: 917,262,093.66
Step by Step Solution
- Step 1: Write the proportion equation
192,415,512 : 420,113,622 = 420,113,622 : x - Step 2: Convert to fraction form
192,415,512/420,113,622 = 420,113,622/x - Step 3: Cross multiply
192,415,512x = 420,113,622 × 420,113,622 - Step 4: Simplify right side
192,415,512x = 176,495,455,389,958,880 - Step 5: Solve for x
x = 176,495,455,389,958,880/192,415,512 - Step 6: Final answer
x = 917,262,093.66
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.