Finding the Third Proportional to 67,553,242 and 136,986,243
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Solution
The third proportional to 67,553,242 and 136,986,243 is: 277,784,310.80
Step by Step Solution
- Step 1: Write the proportion equation
67,553,242 : 136,986,243 = 136,986,243 : x - Step 2: Convert to fraction form
67,553,242/136,986,243 = 136,986,243/x - Step 3: Cross multiply
67,553,242x = 136,986,243 × 136,986,243 - Step 4: Simplify right side
67,553,242x = 18,765,230,771,255,048 - Step 5: Solve for x
x = 18,765,230,771,255,048/67,553,242 - Step 6: Final answer
x = 277,784,310.80
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Why These Related Problems?
These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.