Finding the Fourth Proportional to 305,994,087.99, 459,126,354.20 and 160,392,835.26
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Solution
The fourth proportional to 305,994,087.99, 459,126,354.20 and 160,392,835.26 is: 240,660,132.28
Step by Step Solution
- Step 1: Write the proportion equation
305,994,087.99 : 459,126,354.20 = 160,392,835.26 : x - Step 2: Convert to fraction form
305,994,087.99/459,126,354.20 = 160,392,835.26/x - Step 3: Cross multiply
305,994,087.99x = 459,126,354.20 × 160,392,835.26 - Step 4: Simplify right side
305,994,087.99x = 73,640,577,691,923,040 - Step 5: Solve for x
x = 73,640,577,691,923,040/305,994,087.99 - Step 6: Final answer
x = 240,660,132.28
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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.