Finding the Third Proportional to 67,132,815.75 and 146,745,609.75
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Solution
The third proportional to 67,132,815.75 and 146,745,609.75 is: 320,771,201.69
Step by Step Solution
- Step 1: Write the proportion equation
67,132,815.75 : 146,745,609.75 = 146,745,609.75 : x - Step 2: Convert to fraction form
67,132,815.75/146,745,609.75 = 146,745,609.75/x - Step 3: Cross multiply
67,132,815.75x = 146,745,609.75 × 146,745,609.75 - Step 4: Simplify right side
67,132,815.75x = 21,534,273,980,899,296 - Step 5: Solve for x
x = 21,534,273,980,899,296/67,132,815.75 - Step 6: Final answer
x = 320,771,201.69
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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.