Finding the Fourth Proportional to 295,040,208.40, 442,896,235.80 and 173,939,894.80
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Solution
The fourth proportional to 295,040,208.40, 442,896,235.80 and 173,939,894.80 is: 261,107,884.52
Step by Step Solution
- Step 1: Write the proportion equation
295,040,208.40 : 442,896,235.80 = 173,939,894.80 : x - Step 2: Convert to fraction form
295,040,208.40/442,896,235.80 = 173,939,894.80/x - Step 3: Cross multiply
295,040,208.40x = 442,896,235.80 × 173,939,894.80 - Step 4: Simplify right side
295,040,208.40x = 77,037,324,662,368,000 - Step 5: Solve for x
x = 77,037,324,662,368,000/295,040,208.40 - Step 6: Final answer
x = 261,107,884.52
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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.