Finding the Fourth Proportional to 264,384,101.40, 396,576,152.10 and 160,919,755.80
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Solution
The fourth proportional to 264,384,101.40, 396,576,152.10 and 160,919,755.80 is: 241,379,633.70
Step by Step Solution
- Step 1: Write the proportion equation
264,384,101.40 : 396,576,152.10 = 160,919,755.80 : x - Step 2: Convert to fraction form
264,384,101.40/396,576,152.10 = 160,919,755.80/x - Step 3: Cross multiply
264,384,101.40x = 396,576,152.10 × 160,919,755.80 - Step 4: Simplify right side
264,384,101.40x = 63,816,937,552,035,664 - Step 5: Solve for x
x = 63,816,937,552,035,664/264,384,101.40 - Step 6: Final answer
x = 241,379,633.70
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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.