Finding the Fourth Proportional to 2,613,361,206.82, 3,606,392,858.88 and 1,423,940,021.08
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Solution
The fourth proportional to 2,613,361,206.82, 3,606,392,858.88 and 1,423,940,021.08 is: 1,965,012,379.50
Step by Step Solution
- Step 1: Write the proportion equation
2,613,361,206.82 : 3,606,392,858.88 = 1,423,940,021.08 : x - Step 2: Convert to fraction form
2,613,361,206.82/3,606,392,858.88 = 1,423,940,021.08/x - Step 3: Cross multiply
2,613,361,206.82x = 3,606,392,858.88 × 1,423,940,021.08 - Step 4: Simplify right side
2,613,361,206.82x = 5,135,287,123,496,348,672 - Step 5: Solve for x
x = 5,135,287,123,496,348,672/2,613,361,206.82 - Step 6: Final answer
x = 1,965,012,379.50
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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.