Finding the Fourth Proportional to 797,163,010.60, 1,195,744,515.90 and 746,144,674.60
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Solution
The fourth proportional to 797,163,010.60, 1,195,744,515.90 and 746,144,674.60 is: 1,119,217,011.90
Step by Step Solution
- Step 1: Write the proportion equation
797,163,010.60 : 1,195,744,515.90 = 746,144,674.60 : x - Step 2: Convert to fraction form
797,163,010.60/1,195,744,515.90 = 746,144,674.60/x - Step 3: Cross multiply
797,163,010.60x = 1,195,744,515.90 × 746,144,674.60 - Step 4: Simplify right side
797,163,010.60x = 892,198,402,720,940,160 - Step 5: Solve for x
x = 892,198,402,720,940,160/797,163,010.60 - Step 6: Final answer
x = 1,119,217,011.90
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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.