Finding the Fourth Proportional to 102,192,316.05, 153,288,474.08 and 102,192,316.05
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Solution
The fourth proportional to 102,192,316.05, 153,288,474.08 and 102,192,316.05 is: 153,288,474.08
Step by Step Solution
- Step 1: Write the proportion equation
102,192,316.05 : 153,288,474.08 = 102,192,316.05 : x - Step 2: Convert to fraction form
102,192,316.05/153,288,474.08 = 102,192,316.05/x - Step 3: Cross multiply
102,192,316.05x = 153,288,474.08 × 102,192,316.05 - Step 4: Simplify right side
102,192,316.05x = 15,664,904,189,494,630 - Step 5: Solve for x
x = 15,664,904,189,494,630/102,192,316.05 - Step 6: Final answer
x = 153,288,474.08
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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.