Finding the Fourth Proportional to 2,321,393,907.60, 3,477,555,898.20 and 1,398,528,896.40
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Solution
The fourth proportional to 2,321,393,907.60, 3,477,555,898.20 and 1,398,528,896.40 is: 2,095,061,245.99
Step by Step Solution
- Step 1: Write the proportion equation
2,321,393,907.60 : 3,477,555,898.20 = 1,398,528,896.40 : x - Step 2: Convert to fraction form
2,321,393,907.60/3,477,555,898.20 = 1,398,528,896.40/x - Step 3: Cross multiply
2,321,393,907.60x = 3,477,555,898.20 × 1,398,528,896.40 - Step 4: Simplify right side
2,321,393,907.60x = 4,863,462,412,478,956,544 - Step 5: Solve for x
x = 4,863,462,412,478,956,544/2,321,393,907.60 - Step 6: Final answer
x = 2,095,061,245.99
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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.