Finding the Fourth Proportional to 2,414,448,083.40, 3,621,672,125.10 and 861,790,057.80
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Solution
The fourth proportional to 2,414,448,083.40, 3,621,672,125.10 and 861,790,057.80 is: 1,292,685,086.70
Step by Step Solution
- Step 1: Write the proportion equation
2,414,448,083.40 : 3,621,672,125.10 = 861,790,057.80 : x - Step 2: Convert to fraction form
2,414,448,083.40/3,621,672,125.10 = 861,790,057.80/x - Step 3: Cross multiply
2,414,448,083.40x = 3,621,672,125.10 × 861,790,057.80 - Step 4: Simplify right side
2,414,448,083.40x = 3,121,121,030,022,577,664 - Step 5: Solve for x
x = 3,121,121,030,022,577,664/2,414,448,083.40 - Step 6: Final answer
x = 1,292,685,086.70
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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.