Finding the Fourth Proportional to 189,597,170.24, 284,395,755.42 and 53,282,553.74
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Solution
The fourth proportional to 189,597,170.24, 284,395,755.42 and 53,282,553.74 is: 79,923,830.62
Step by Step Solution
- Step 1: Write the proportion equation
189,597,170.24 : 284,395,755.42 = 53,282,553.74 : x - Step 2: Convert to fraction form
189,597,170.24/284,395,755.42 = 53,282,553.74/x - Step 3: Cross multiply
189,597,170.24x = 284,395,755.42 × 53,282,553.74 - Step 4: Simplify right side
189,597,170.24x = 15,153,332,120,172,068 - Step 5: Solve for x
x = 15,153,332,120,172,068/189,597,170.24 - Step 6: Final answer
x = 79,923,830.62
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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.