Finding the Fourth Proportional to 338,724,074.44, 467,411,121.30 and 190,024,859.08
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Solution
The fourth proportional to 338,724,074.44, 467,411,121.30 and 190,024,859.08 is: 262,218,540.58
Step by Step Solution
- Step 1: Write the proportion equation
338,724,074.44 : 467,411,121.30 = 190,024,859.08 : x - Step 2: Convert to fraction form
338,724,074.44/467,411,121.30 = 190,024,859.08/x - Step 3: Cross multiply
338,724,074.44x = 467,411,121.30 × 190,024,859.08 - Step 4: Simplify right side
338,724,074.44x = 88,819,732,457,457,296 - Step 5: Solve for x
x = 88,819,732,457,457,296/338,724,074.44 - Step 6: Final answer
x = 262,218,540.58
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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.