Finding the Fourth Proportional to 175,608,000.40, 263,412,000.60 and 114,385,997.20
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Solution
The fourth proportional to 175,608,000.40, 263,412,000.60 and 114,385,997.20 is: 171,578,995.80
Step by Step Solution
- Step 1: Write the proportion equation
175,608,000.40 : 263,412,000.60 = 114,385,997.20 : x - Step 2: Convert to fraction form
175,608,000.40/263,412,000.60 = 114,385,997.20/x - Step 3: Cross multiply
175,608,000.40x = 263,412,000.60 × 114,385,997.20 - Step 4: Simplify right side
175,608,000.40x = 30,130,644,363,078,000 - Step 5: Solve for x
x = 30,130,644,363,078,000/175,608,000.40 - Step 6: Final answer
x = 171,578,995.80
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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.