Finding the Fourth Proportional to 7,529,879,690.84, 11,296,198,575.30 and 3,105,885,774.44
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Solution
The fourth proportional to 7,529,879,690.84, 11,296,198,575.30 and 3,105,885,774.44 is: 4,659,397,480.54
Step by Step Solution
- Step 1: Write the proportion equation
7,529,879,690.84 : 11,296,198,575.30 = 3,105,885,774.44 : x - Step 2: Convert to fraction form
7,529,879,690.84/11,296,198,575.30 = 3,105,885,774.44/x - Step 3: Cross multiply
7,529,879,690.84x = 11,296,198,575.30 × 3,105,885,774.44 - Step 4: Simplify right side
7,529,879,690.84x = 35,084,702,460,273,664,000 - Step 5: Solve for x
x = 35,084,702,460,273,664,000/7,529,879,690.84 - Step 6: Final answer
x = 4,659,397,480.54
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1.5x scale
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.