Finding the Fourth Proportional to 988,511,027.99, 1,482,718,629.26 and 366,847,455.49
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Solution
The fourth proportional to 988,511,027.99, 1,482,718,629.26 and 366,847,455.49 is: 550,253,402.29
Step by Step Solution
- Step 1: Write the proportion equation
988,511,027.99 : 1,482,718,629.26 = 366,847,455.49 : x - Step 2: Convert to fraction form
988,511,027.99/1,482,718,629.26 = 366,847,455.49/x - Step 3: Cross multiply
988,511,027.99x = 1,482,718,629.26 × 366,847,455.49 - Step 4: Simplify right side
988,511,027.99x = 543,931,556,351,651,648 - Step 5: Solve for x
x = 543,931,556,351,651,648/988,511,027.99 - Step 6: Final answer
x = 550,253,402.29
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.