Finding the Fourth Proportional to 264,384,467.40, 396,576,701.10 and 160,920,121.80
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Solution
The fourth proportional to 264,384,467.40, 396,576,701.10 and 160,920,121.80 is: 241,380,182.70
Step by Step Solution
- Step 1: Write the proportion equation
264,384,467.40 : 396,576,701.10 = 160,920,121.80 : x - Step 2: Convert to fraction form
264,384,467.40/396,576,701.10 = 160,920,121.80/x - Step 3: Cross multiply
264,384,467.40x = 396,576,701.10 × 160,920,121.80 - Step 4: Simplify right side
264,384,467.40x = 63,817,171,044,054,200 - Step 5: Solve for x
x = 63,817,171,044,054,200/264,384,467.40 - Step 6: Final answer
x = 241,380,182.70
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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.