Finding the Fourth Proportional to 2,238,343,906.20, 3,357,515,859.30 and 1,770,738,811.80
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Solution
The fourth proportional to 2,238,343,906.20, 3,357,515,859.30 and 1,770,738,811.80 is: 2,656,108,217.70
Step by Step Solution
- Step 1: Write the proportion equation
2,238,343,906.20 : 3,357,515,859.30 = 1,770,738,811.80 : x - Step 2: Convert to fraction form
2,238,343,906.20/3,357,515,859.30 = 1,770,738,811.80/x - Step 3: Cross multiply
2,238,343,906.20x = 3,357,515,859.30 × 1,770,738,811.80 - Step 4: Simplify right side
2,238,343,906.20x = 5,945,283,643,296,538,624 - Step 5: Solve for x
x = 5,945,283,643,296,538,624/2,238,343,906.20 - Step 6: Final answer
x = 2,656,108,217.70
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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.