Finding the Fourth Proportional to 5,845,881,633.80, 8,768,822,450.70 and 3,986,263,286.60
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Solution
The fourth proportional to 5,845,881,633.80, 8,768,822,450.70 and 3,986,263,286.60 is: 5,979,394,929.90
Step by Step Solution
- Step 1: Write the proportion equation
5,845,881,633.80 : 8,768,822,450.70 = 3,986,263,286.60 : x - Step 2: Convert to fraction form
5,845,881,633.80/8,768,822,450.70 = 3,986,263,286.60/x - Step 3: Cross multiply
5,845,881,633.80x = 8,768,822,450.70 × 3,986,263,286.60 - Step 4: Simplify right side
5,845,881,633.80x = 34,954,835,001,939,251,200 - Step 5: Solve for x
x = 34,954,835,001,939,251,200/5,845,881,633.80 - Step 6: Final answer
x = 5,979,394,929.90
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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.