Finding the Fourth Proportional to 1,614,819,596.38, 2,228,451,939.67 and 872,263,666.41
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Solution
The fourth proportional to 1,614,819,596.38, 2,228,451,939.67 and 872,263,666.41 is: 1,203,724,343.99
Step by Step Solution
- Step 1: Write the proportion equation
1,614,819,596.38 : 2,228,451,939.67 = 872,263,666.41 : x - Step 2: Convert to fraction form
1,614,819,596.38/2,228,451,939.67 = 872,263,666.41/x - Step 3: Cross multiply
1,614,819,596.38x = 2,228,451,939.67 × 872,263,666.41 - Step 4: Simplify right side
1,614,819,596.38x = 1,943,797,659,315,030,272 - Step 5: Solve for x
x = 1,943,797,659,315,030,272/1,614,819,596.38 - Step 6: Final answer
x = 1,203,724,343.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.