Finding the Fourth Proportional to 176,256,288.70, 264,384,433.05 and 163,659,168.70
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Solution
The fourth proportional to 176,256,288.70, 264,384,433.05 and 163,659,168.70 is: 245,488,753.05
Step by Step Solution
- Step 1: Write the proportion equation
176,256,288.70 : 264,384,433.05 = 163,659,168.70 : x - Step 2: Convert to fraction form
176,256,288.70/264,384,433.05 = 163,659,168.70/x - Step 3: Cross multiply
176,256,288.70x = 264,384,433.05 × 163,659,168.70 - Step 4: Simplify right side
176,256,288.70x = 43,268,936,530,183,808 - Step 5: Solve for x
x = 43,268,936,530,183,808/176,256,288.70 - Step 6: Final answer
x = 245,488,753.05
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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.