Finding the Fourth Proportional to 100,810,201.80, 151,215,302.70 and 100,810,201.80
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Solution
The fourth proportional to 100,810,201.80, 151,215,302.70 and 100,810,201.80 is: 151,215,302.70
Step by Step Solution
- Step 1: Write the proportion equation
100,810,201.80 : 151,215,302.70 = 100,810,201.80 : x - Step 2: Convert to fraction form
100,810,201.80/151,215,302.70 = 100,810,201.80/x - Step 3: Cross multiply
100,810,201.80x = 151,215,302.70 × 100,810,201.80 - Step 4: Simplify right side
100,810,201.80x = 15,244,045,180,435,084 - Step 5: Solve for x
x = 15,244,045,180,435,084/100,810,201.80 - Step 6: Final answer
x = 151,215,302.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.