Finding the Fourth Proportional to 337,302,815.73, 465,479,135.65 and 196,207,891.08
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Solution
The fourth proportional to 337,302,815.73, 465,479,135.65 and 196,207,891.08 is: 270,767,616.77
Step by Step Solution
- Step 1: Write the proportion equation
337,302,815.73 : 465,479,135.65 = 196,207,891.08 : x - Step 2: Convert to fraction form
337,302,815.73/465,479,135.65 = 196,207,891.08/x - Step 3: Cross multiply
337,302,815.73x = 465,479,135.65 × 196,207,891.08 - Step 4: Simplify right side
337,302,815.73x = 91,330,679,545,022,800 - Step 5: Solve for x
x = 91,330,679,545,022,800/337,302,815.73 - Step 6: Final answer
x = 270,767,616.77
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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.