Finding the Fourth Proportional to 170,328,316.36, 255,492,479.58 and 53,755,486.60
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Solution
The fourth proportional to 170,328,316.36, 255,492,479.58 and 53,755,486.60 is: 80,633,231.49
Step by Step Solution
- Step 1: Write the proportion equation
170,328,316.36 : 255,492,479.58 = 53,755,486.60 : x - Step 2: Convert to fraction form
170,328,316.36/255,492,479.58 = 53,755,486.60/x - Step 3: Cross multiply
170,328,316.36x = 255,492,479.58 × 53,755,486.60 - Step 4: Simplify right side
170,328,316.36x = 13,734,122,562,463,464 - Step 5: Solve for x
x = 13,734,122,562,463,464/170,328,316.36 - Step 6: Final answer
x = 80,633,231.49
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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.