Finding the Fourth Proportional to 3,588,051,192.70, 5,382,076,789.05 and 967,850,232.70
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Solution
The fourth proportional to 3,588,051,192.70, 5,382,076,789.05 and 967,850,232.70 is: 1,451,775,349.05
Step by Step Solution
- Step 1: Write the proportion equation
3,588,051,192.70 : 5,382,076,789.05 = 967,850,232.70 : x - Step 2: Convert to fraction form
3,588,051,192.70/5,382,076,789.05 = 967,850,232.70/x - Step 3: Cross multiply
3,588,051,192.70x = 5,382,076,789.05 × 967,850,232.70 - Step 4: Simplify right side
3,588,051,192.70x = 5,209,044,272,691,311,616 - Step 5: Solve for x
x = 5,209,044,272,691,311,616/3,588,051,192.70 - Step 6: Final answer
x = 1,451,775,349.05
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Double scale
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Similar ratio
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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.