Finding the Fourth Proportional to 181,738,102.55, 272,681,803.43 and 66,777,718.55
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Solution
The fourth proportional to 181,738,102.55, 272,681,803.43 and 66,777,718.55 is: 100,194,007.02
Step by Step Solution
- Step 1: Write the proportion equation
181,738,102.55 : 272,681,803.43 = 66,777,718.55 : x - Step 2: Convert to fraction form
181,738,102.55/272,681,803.43 = 66,777,718.55/x - Step 3: Cross multiply
181,738,102.55x = 272,681,803.43 × 66,777,718.55 - Step 4: Simplify right side
181,738,102.55x = 18,209,068,723,154,964 - Step 5: Solve for x
x = 18,209,068,723,154,964/181,738,102.55 - Step 6: Final answer
x = 100,194,007.02
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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.