Finding the Fourth Proportional to 176,077,497.40, 264,315,311.70 and 135,866,246.20
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Solution
The fourth proportional to 176,077,497.40, 264,315,311.70 and 135,866,246.20 is: 203,952,973.80
Step by Step Solution
- Step 1: Write the proportion equation
176,077,497.40 : 264,315,311.70 = 135,866,246.20 : x - Step 2: Convert to fraction form
176,077,497.40/264,315,311.70 = 135,866,246.20/x - Step 3: Cross multiply
176,077,497.40x = 264,315,311.70 × 135,866,246.20 - Step 4: Simplify right side
176,077,497.40x = 35,911,529,213,861,936 - Step 5: Solve for x
x = 35,911,529,213,861,936/176,077,497.40 - Step 6: Final answer
x = 203,952,973.80
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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.