Finding the Fourth Proportional to 218,642,468.63, 327,964,325.53 and 63,208,929.99
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Solution
The fourth proportional to 218,642,468.63, 327,964,325.53 and 63,208,929.99 is: 94,813,574.97
Step by Step Solution
- Step 1: Write the proportion equation
218,642,468.63 : 327,964,325.53 = 63,208,929.99 : x - Step 2: Convert to fraction form
218,642,468.63/327,964,325.53 = 63,208,929.99/x - Step 3: Cross multiply
218,642,468.63x = 327,964,325.53 × 63,208,929.99 - Step 4: Simplify right side
218,642,468.63x = 20,730,274,089,845,492 - Step 5: Solve for x
x = 20,730,274,089,845,492/218,642,468.63 - Step 6: Final answer
x = 94,813,574.97
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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.