Finding the Fourth Proportional to 134,524,310,523.99, 201,786,659,993.11 and 54,935,860,210.78
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Solution
The fourth proportional to 134,524,310,523.99, 201,786,659,993.11 and 54,935,860,210.78 is: 82,403,869,624.78
Step by Step Solution
- Step 1: Write the proportion equation
134,524,310,523.99 : 201,786,659,993.11 = 54,935,860,210.78 : x - Step 2: Convert to fraction form
134,524,310,523.99/201,786,659,993.11 = 54,935,860,210.78/x - Step 3: Cross multiply
134,524,310,523.99x = 201,786,659,993.11 × 54,935,860,210.78 - Step 4: Simplify right side
134,524,310,523.99x = 11,085,323,745,781,683,847,168 - Step 5: Solve for x
x = 11,085,323,745,781,683,847,168/134,524,310,523.99 - Step 6: Final answer
x = 82,403,869,624.78
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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.