Finding the Fourth Proportional to 1,519,886,808.21, 2,281,304,463.26 and 733,493,879.13
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Solution
The fourth proportional to 1,519,886,808.21, 2,281,304,463.26 and 733,493,879.13 is: 1,100,952,288.81
Step by Step Solution
- Step 1: Write the proportion equation
1,519,886,808.21 : 2,281,304,463.26 = 733,493,879.13 : x - Step 2: Convert to fraction form
1,519,886,808.21/2,281,304,463.26 = 733,493,879.13/x - Step 3: Cross multiply
1,519,886,808.21x = 2,281,304,463.26 × 733,493,879.13 - Step 4: Simplify right side
1,519,886,808.21x = 1,673,322,860,229,492,480 - Step 5: Solve for x
x = 1,673,322,860,229,492,480/1,519,886,808.21 - Step 6: Final answer
x = 1,100,952,288.81
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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.