Finding the Fourth Proportional to 5,047,381,165.94, 7,564,304,181.29 and 3,928,256,163.48
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Solution
The fourth proportional to 5,047,381,165.94, 7,564,304,181.29 and 3,928,256,163.48 is: 5,887,117,209.04
Step by Step Solution
- Step 1: Write the proportion equation
5,047,381,165.94 : 7,564,304,181.29 = 3,928,256,163.48 : x - Step 2: Convert to fraction form
5,047,381,165.94/7,564,304,181.29 = 3,928,256,163.48/x - Step 3: Cross multiply
5,047,381,165.94x = 7,564,304,181.29 × 3,928,256,163.48 - Step 4: Simplify right side
5,047,381,165.94x = 29,714,524,522,570,334,208 - Step 5: Solve for x
x = 29,714,524,522,570,334,208/5,047,381,165.94 - Step 6: Final answer
x = 5,887,117,209.04
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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.