Finding the Fourth Proportional to 174,312,230.80, 261,468,346.20 and 155,201,933.20
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Solution
The fourth proportional to 174,312,230.80, 261,468,346.20 and 155,201,933.20 is: 232,802,899.80
Step by Step Solution
- Step 1: Write the proportion equation
174,312,230.80 : 261,468,346.20 = 155,201,933.20 : x - Step 2: Convert to fraction form
174,312,230.80/261,468,346.20 = 155,201,933.20/x - Step 3: Cross multiply
174,312,230.80x = 261,468,346.20 × 155,201,933.20 - Step 4: Simplify right side
174,312,230.80x = 40,580,392,800,846,872 - Step 5: Solve for x
x = 40,580,392,800,846,872/174,312,230.80 - Step 6: Final answer
x = 232,802,899.80
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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.