Finding the Fourth Proportional to 401,177,858.12, 601,771,420.26 and 121,061,199.62
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Solution
The fourth proportional to 401,177,858.12, 601,771,420.26 and 121,061,199.62 is: 181,593,197.53
Step by Step Solution
- Step 1: Write the proportion equation
401,177,858.12 : 601,771,420.26 = 121,061,199.62 : x - Step 2: Convert to fraction form
401,177,858.12/601,771,420.26 = 121,061,199.62/x - Step 3: Cross multiply
401,177,858.12x = 601,771,420.26 × 121,061,199.62 - Step 4: Simplify right side
401,177,858.12x = 72,851,170,033,706,768 - Step 5: Solve for x
x = 72,851,170,033,706,768/401,177,858.12 - Step 6: Final answer
x = 181,593,197.53
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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.