Finding the Fourth Proportional to 2,989,294,514.70, 4,483,941,772.05 and 1,436,211,336.30
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Solution
The fourth proportional to 2,989,294,514.70, 4,483,941,772.05 and 1,436,211,336.30 is: 2,154,317,004.45
Step by Step Solution
- Step 1: Write the proportion equation
2,989,294,514.70 : 4,483,941,772.05 = 1,436,211,336.30 : x - Step 2: Convert to fraction form
2,989,294,514.70/4,483,941,772.05 = 1,436,211,336.30/x - Step 3: Cross multiply
2,989,294,514.70x = 4,483,941,772.05 × 1,436,211,336.30 - Step 4: Simplify right side
2,989,294,514.70x = 6,439,888,004,327,320,576 - Step 5: Solve for x
x = 6,439,888,004,327,320,576/2,989,294,514.70 - Step 6: Final answer
x = 2,154,317,004.45
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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.