Finding the Fourth Proportional to 3,728,559,891.21, 5,593,576,609.17 and 1,367,742,775.37
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Solution
The fourth proportional to 3,728,559,891.21, 5,593,576,609.17 and 1,367,742,775.37 is: 2,051,884,432.29
Step by Step Solution
- Step 1: Write the proportion equation
3,728,559,891.21 : 5,593,576,609.17 = 1,367,742,775.37 : x - Step 2: Convert to fraction form
3,728,559,891.21/5,593,576,609.17 = 1,367,742,775.37/x - Step 3: Cross multiply
3,728,559,891.21x = 5,593,576,609.17 × 1,367,742,775.37 - Step 4: Simplify right side
3,728,559,891.21x = 7,650,573,995,642,921,984 - Step 5: Solve for x
x = 7,650,573,995,642,921,984/3,728,559,891.21 - Step 6: Final answer
x = 2,051,884,432.29
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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.