Finding the Fourth Proportional to 324,969,439.93, 448,457,827.11 and 185,743,191.09
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Solution
The fourth proportional to 324,969,439.93, 448,457,827.11 and 185,743,191.09 is: 256,325,603.71
Step by Step Solution
- Step 1: Write the proportion equation
324,969,439.93 : 448,457,827.11 = 185,743,191.09 : x - Step 2: Convert to fraction form
324,969,439.93/448,457,827.11 = 185,743,191.09/x - Step 3: Cross multiply
324,969,439.93x = 448,457,827.11 × 185,743,191.09 - Step 4: Simplify right side
324,969,439.93x = 83,297,987,876,698,912 - Step 5: Solve for x
x = 83,297,987,876,698,912/324,969,439.93 - Step 6: Final answer
x = 256,325,603.71
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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.