Finding the Fourth Proportional to 176,175,500.40, 264,263,250.60 and 114,953,497.20
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Solution
The fourth proportional to 176,175,500.40, 264,263,250.60 and 114,953,497.20 is: 172,430,245.80
Step by Step Solution
- Step 1: Write the proportion equation
176,175,500.40 : 264,263,250.60 = 114,953,497.20 : x - Step 2: Convert to fraction form
176,175,500.40/264,263,250.60 = 114,953,497.20/x - Step 3: Cross multiply
176,175,500.40x = 264,263,250.60 × 114,953,497.20 - Step 4: Simplify right side
176,175,500.40x = 30,377,984,837,910,000 - Step 5: Solve for x
x = 30,377,984,837,910,000/176,175,500.40 - Step 6: Final answer
x = 172,430,245.80
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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.