Finding the Fourth Proportional to 5,749,481,806.80, 8,624,222,710.20 and 3,683,239,198.80
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Solution
The fourth proportional to 5,749,481,806.80, 8,624,222,710.20 and 3,683,239,198.80 is: 5,524,858,798.20
Step by Step Solution
- Step 1: Write the proportion equation
5,749,481,806.80 : 8,624,222,710.20 = 3,683,239,198.80 : x - Step 2: Convert to fraction form
5,749,481,806.80/8,624,222,710.20 = 3,683,239,198.80/x - Step 3: Cross multiply
5,749,481,806.80x = 8,624,222,710.20 × 3,683,239,198.80 - Step 4: Simplify right side
5,749,481,806.80x = 31,765,075,145,389,817,856 - Step 5: Solve for x
x = 31,765,075,145,389,817,856/5,749,481,806.80 - Step 6: Final answer
x = 5,524,858,798.20
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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.