Finding the Fourth Proportional to 8,546,321,529.44, 11,793,992,958.74 and 4,735,908,128.79
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Solution
The fourth proportional to 8,546,321,529.44, 11,793,992,958.74 and 4,735,908,128.79 is: 6,535,591,591.28
Step by Step Solution
- Step 1: Write the proportion equation
8,546,321,529.44 : 11,793,992,958.74 = 4,735,908,128.79 : x - Step 2: Convert to fraction form
8,546,321,529.44/11,793,992,958.74 = 4,735,908,128.79/x - Step 3: Cross multiply
8,546,321,529.44x = 11,793,992,958.74 × 4,735,908,128.79 - Step 4: Simplify right side
8,546,321,529.44x = 55,855,267,124,198,260,736 - Step 5: Solve for x
x = 55,855,267,124,198,260,736/8,546,321,529.44 - Step 6: Final answer
x = 6,535,591,591.28
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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.