Finding the Fourth Proportional to 5,689,728,056.80, 8,534,592,085.20 and 2,418,283,986.40
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Solution
The fourth proportional to 5,689,728,056.80, 8,534,592,085.20 and 2,418,283,986.40 is: 3,627,425,979.60
Step by Step Solution
- Step 1: Write the proportion equation
5,689,728,056.80 : 8,534,592,085.20 = 2,418,283,986.40 : x - Step 2: Convert to fraction form
5,689,728,056.80/8,534,592,085.20 = 2,418,283,986.40/x - Step 3: Cross multiply
5,689,728,056.80x = 8,534,592,085.20 × 2,418,283,986.40 - Step 4: Simplify right side
5,689,728,056.80x = 20,639,067,370,095,345,664 - Step 5: Solve for x
x = 20,639,067,370,095,345,664/5,689,728,056.80 - Step 6: Final answer
x = 3,627,425,979.60
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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.