Finding the Third Proportional to 128,203,208 and 302,336,084
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Solution
The third proportional to 128,203,208 and 302,336,084 is: 712,986,118.79
Step by Step Solution
- Step 1: Write the proportion equation
128,203,208 : 302,336,084 = 302,336,084 : x - Step 2: Convert to fraction form
128,203,208/302,336,084 = 302,336,084/x - Step 3: Cross multiply
128,203,208x = 302,336,084 × 302,336,084 - Step 4: Simplify right side
128,203,208x = 91,407,107,688,455,056 - Step 5: Solve for x
x = 91,407,107,688,455,056/128,203,208 - Step 6: Final answer
x = 712,986,118.79
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Why These Related Problems?
These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.