Finding the Fourth Proportional to 264,849,859.21, 396,911,582.09 and 167,632,028.48
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Solution
The fourth proportional to 264,849,859.21, 396,911,582.09 and 167,632,028.48 is: 251,218,157.45
Step by Step Solution
- Step 1: Write the proportion equation
264,849,859.21 : 396,911,582.09 = 167,632,028.48 : x - Step 2: Convert to fraction form
264,849,859.21/396,911,582.09 = 167,632,028.48/x - Step 3: Cross multiply
264,849,859.21x = 396,911,582.09 × 167,632,028.48 - Step 4: Simplify right side
264,849,859.21x = 66,535,093,632,064,480 - Step 5: Solve for x
x = 66,535,093,632,064,480/264,849,859.21 - Step 6: Final answer
x = 251,218,157.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.