Finding the Fourth Proportional to 176,592,212.20, 264,888,318.30 and 169,128,418.60
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Solution
The fourth proportional to 176,592,212.20, 264,888,318.30 and 169,128,418.60 is: 253,692,627.90
Step by Step Solution
- Step 1: Write the proportion equation
176,592,212.20 : 264,888,318.30 = 169,128,418.60 : x - Step 2: Convert to fraction form
176,592,212.20/264,888,318.30 = 169,128,418.60/x - Step 3: Cross multiply
176,592,212.20x = 264,888,318.30 × 169,128,418.60 - Step 4: Simplify right side
176,592,212.20x = 44,800,142,379,692,440 - Step 5: Solve for x
x = 44,800,142,379,692,440/176,592,212.20 - Step 6: Final answer
x = 253,692,627.90
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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.