Finding the Fourth Proportional to 5,743,159,679.68, 7,925,544,692.48 and 3,202,844,405.92
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Solution
The fourth proportional to 5,743,159,679.68, 7,925,544,692.48 and 3,202,844,405.92 is: 4,419,916,543.85
Step by Step Solution
- Step 1: Write the proportion equation
5,743,159,679.68 : 7,925,544,692.48 = 3,202,844,405.92 : x - Step 2: Convert to fraction form
5,743,159,679.68/7,925,544,692.48 = 3,202,844,405.92/x - Step 3: Cross multiply
5,743,159,679.68x = 7,925,544,692.48 × 3,202,844,405.92 - Step 4: Simplify right side
5,743,159,679.68x = 25,384,286,482,178,514,944 - Step 5: Solve for x
x = 25,384,286,482,178,514,944/5,743,159,679.68 - Step 6: Final answer
x = 4,419,916,543.85
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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.