Finding the Fourth Proportional to 5,431,933,010.36, 8,148,806,803.43 and 1,700,481,808.88
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Solution
The fourth proportional to 5,431,933,010.36, 8,148,806,803.43 and 1,700,481,808.88 is: 2,551,006,742.33
Step by Step Solution
- Step 1: Write the proportion equation
5,431,933,010.36 : 8,148,806,803.43 = 1,700,481,808.88 : x - Step 2: Convert to fraction form
5,431,933,010.36/8,148,806,803.43 = 1,700,481,808.88/x - Step 3: Cross multiply
5,431,933,010.36x = 8,148,806,803.43 × 1,700,481,808.88 - Step 4: Simplify right side
5,431,933,010.36x = 13,856,897,733,298,647,040 - Step 5: Solve for x
x = 13,856,897,733,298,647,040/5,431,933,010.36 - Step 6: Final answer
x = 2,551,006,742.33
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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.