Finding the Fourth Proportional to 164,558,492.18, 227,089,460.95 and 90,218,163.14
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Solution
The fourth proportional to 164,558,492.18, 227,089,460.95 and 90,218,163.14 is: 124,500,375.30
Step by Step Solution
- Step 1: Write the proportion equation
164,558,492.18 : 227,089,460.95 = 90,218,163.14 : x - Step 2: Convert to fraction form
164,558,492.18/227,089,460.95 = 90,218,163.14/x - Step 3: Cross multiply
164,558,492.18x = 227,089,460.95 × 90,218,163.14 - Step 4: Simplify right side
164,558,492.18x = 20,487,594,034,000,768 - Step 5: Solve for x
x = 20,487,594,034,000,768/164,558,492.18 - Step 6: Final answer
x = 124,500,375.30
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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.