Finding the Fourth Proportional to 87,228,517,496.28, 120,375,354,376.56 and 47,130,496,884.84
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Solution
The fourth proportional to 87,228,517,496.28, 120,375,354,376.56 and 47,130,496,884.84 is: 65,040,085,826.27
Step by Step Solution
- Step 1: Write the proportion equation
87,228,517,496.28 : 120,375,354,376.56 = 47,130,496,884.84 : x - Step 2: Convert to fraction form
87,228,517,496.28/120,375,354,376.56 = 47,130,496,884.84/x - Step 3: Cross multiply
87,228,517,496.28x = 120,375,354,376.56 × 47,130,496,884.84 - Step 4: Simplify right side
87,228,517,496.28x = 5,673,350,264,455,971,209,216 - Step 5: Solve for x
x = 5,673,350,264,455,971,209,216/87,228,517,496.28 - Step 6: Final answer
x = 65,040,085,826.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.