Finding the Fourth Proportional to 8,191,296,535.92, 11,303,981,904.60 and 4,623,754,377.84
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Solution
The fourth proportional to 8,191,296,535.92, 11,303,981,904.60 and 4,623,754,377.84 is: 6,380,776,912.33
Step by Step Solution
- Step 1: Write the proportion equation
8,191,296,535.92 : 11,303,981,904.60 = 4,623,754,377.84 : x - Step 2: Convert to fraction form
8,191,296,535.92/11,303,981,904.60 = 4,623,754,377.84/x - Step 3: Cross multiply
8,191,296,535.92x = 11,303,981,904.60 × 4,623,754,377.84 - Step 4: Simplify right side
8,191,296,535.92x = 52,266,835,818,418,397,184 - Step 5: Solve for x
x = 52,266,835,818,418,397,184/8,191,296,535.92 - Step 6: Final answer
x = 6,380,776,912.33
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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.