Finding the Fourth Proportional to 401,431,226.50, 602,175,861.27 and 168,027,196.99
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Solution
The fourth proportional to 401,431,226.50, 602,175,861.27 and 168,027,196.99 is: 252,052,943.03
Step by Step Solution
- Step 1: Write the proportion equation
401,431,226.50 : 602,175,861.27 = 168,027,196.99 : x - Step 2: Convert to fraction form
401,431,226.50/602,175,861.27 = 168,027,196.99/x - Step 3: Cross multiply
401,431,226.50x = 602,175,861.27 × 168,027,196.99 - Step 4: Simplify right side
401,431,226.50x = 101,181,922,064,237,200 - Step 5: Solve for x
x = 101,181,922,064,237,200/401,431,226.50 - Step 6: Final answer
x = 252,052,943.03
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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.