Finding the Fourth Proportional to 5,595,263,812.92, 7,722,141,146.64 and 3,184,532,441.40
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Solution
The fourth proportional to 5,595,263,812.92, 7,722,141,146.64 and 3,184,532,441.40 is: 4,395,040,130.50
Step by Step Solution
- Step 1: Write the proportion equation
5,595,263,812.92 : 7,722,141,146.64 = 3,184,532,441.40 : x - Step 2: Convert to fraction form
5,595,263,812.92/7,722,141,146.64 = 3,184,532,441.40/x - Step 3: Cross multiply
5,595,263,812.92x = 7,722,141,146.64 × 3,184,532,441.40 - Step 4: Simplify right side
5,595,263,812.92x = 24,591,408,998,544,875,520 - Step 5: Solve for x
x = 24,591,408,998,544,875,520/5,595,263,812.92 - Step 6: Final answer
x = 4,395,040,130.50
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1.5x scale
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.