Finding the Fourth Proportional to 165,088,142.10, 247,632,213.15 and 110,668,583.70
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Solution
The fourth proportional to 165,088,142.10, 247,632,213.15 and 110,668,583.70 is: 166,002,875.55
Step by Step Solution
- Step 1: Write the proportion equation
165,088,142.10 : 247,632,213.15 = 110,668,583.70 : x - Step 2: Convert to fraction form
165,088,142.10/247,632,213.15 = 110,668,583.70/x - Step 3: Cross multiply
165,088,142.10x = 247,632,213.15 × 110,668,583.70 - Step 4: Simplify right side
165,088,142.10x = 27,405,106,307,807,016 - Step 5: Solve for x
x = 27,405,106,307,807,016/165,088,142.10 - Step 6: Final answer
x = 166,002,875.55
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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.