Finding the Fourth Proportional to 122,096,167.76, 168,324,348.76 and 97,400,174.96
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Solution
The fourth proportional to 122,096,167.76, 168,324,348.76 and 97,400,174.96 is: 134,277,932.88
Step by Step Solution
- Step 1: Write the proportion equation
122,096,167.76 : 168,324,348.76 = 97,400,174.96 : x - Step 2: Convert to fraction form
122,096,167.76/168,324,348.76 = 97,400,174.96/x - Step 3: Cross multiply
122,096,167.76x = 168,324,348.76 × 97,400,174.96 - Step 4: Simplify right side
122,096,167.76x = 16,394,821,019,252,058 - Step 5: Solve for x
x = 16,394,821,019,252,058/122,096,167.76 - Step 6: Final answer
x = 134,277,932.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.