Finding the Fourth Proportional to 2,694,412,947.60, 4,041,619,421.40 and 2,361,177,133.20
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Solution
The fourth proportional to 2,694,412,947.60, 4,041,619,421.40 and 2,361,177,133.20 is: 3,541,765,699.80
Step by Step Solution
- Step 1: Write the proportion equation
2,694,412,947.60 : 4,041,619,421.40 = 2,361,177,133.20 : x - Step 2: Convert to fraction form
2,694,412,947.60/4,041,619,421.40 = 2,361,177,133.20/x - Step 3: Cross multiply
2,694,412,947.60x = 4,041,619,421.40 × 2,361,177,133.20 - Step 4: Simplify right side
2,694,412,947.60x = 9,542,979,358,906,693,632 - Step 5: Solve for x
x = 9,542,979,358,906,693,632/2,694,412,947.60 - Step 6: Final answer
x = 3,541,765,699.80
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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.