Finding the Fourth Proportional to 1,475,514,204.32, 2,211,909,286.62 and 737,942,286.98
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Solution
The fourth proportional to 1,475,514,204.32, 2,211,909,286.62 and 737,942,286.98 is: 1,106,232,249.60
Step by Step Solution
- Step 1: Write the proportion equation
1,475,514,204.32 : 2,211,909,286.62 = 737,942,286.98 : x - Step 2: Convert to fraction form
1,475,514,204.32/2,211,909,286.62 = 737,942,286.98/x - Step 3: Cross multiply
1,475,514,204.32x = 2,211,909,286.62 × 737,942,286.98 - Step 4: Simplify right side
1,475,514,204.32x = 1,632,261,397,568,923,392 - Step 5: Solve for x
x = 1,632,261,397,568,923,392/1,475,514,204.32 - Step 6: Final answer
x = 1,106,232,249.60
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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.