Finding the Fourth Proportional to 3,368,169,082.80, 4,647,837,374.46 and 1,958,373,026.82
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Solution
The fourth proportional to 3,368,169,082.80, 4,647,837,374.46 and 1,958,373,026.82 is: 2,702,417,581.61
Step by Step Solution
- Step 1: Write the proportion equation
3,368,169,082.80 : 4,647,837,374.46 = 1,958,373,026.82 : x - Step 2: Convert to fraction form
3,368,169,082.80/4,647,837,374.46 = 1,958,373,026.82/x - Step 3: Cross multiply
3,368,169,082.80x = 4,647,837,374.46 × 1,958,373,026.82 - Step 4: Simplify right side
3,368,169,082.80x = 9,102,199,347,188,352,000 - Step 5: Solve for x
x = 9,102,199,347,188,352,000/3,368,169,082.80 - Step 6: Final answer
x = 2,702,417,581.61
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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.