Finding the Fourth Proportional to 3,202,579,947.60, 4,795,807,764.60 and 2,106,126,622.80
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Solution
The fourth proportional to 3,202,579,947.60, 4,795,807,764.60 and 2,106,126,622.80 is: 3,153,887,982.85
Step by Step Solution
- Step 1: Write the proportion equation
3,202,579,947.60 : 4,795,807,764.60 = 2,106,126,622.80 : x - Step 2: Convert to fraction form
3,202,579,947.60/4,795,807,764.60 = 2,106,126,622.80/x - Step 3: Cross multiply
3,202,579,947.60x = 4,795,807,764.60 × 2,106,126,622.80 - Step 4: Simplify right side
3,202,579,947.60x = 10,100,578,410,855,016,448 - Step 5: Solve for x
x = 10,100,578,410,855,016,448/3,202,579,947.60 - Step 6: Final answer
x = 3,153,887,982.85
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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.