Finding the Fourth Proportional to 427,719,811.82, 590,253,777.16 and 232,149,564.14
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Solution
The fourth proportional to 427,719,811.82, 590,253,777.16 and 232,149,564.14 is: 320,366,635.62
Step by Step Solution
- Step 1: Write the proportion equation
427,719,811.82 : 590,253,777.16 = 232,149,564.14 : x - Step 2: Convert to fraction form
427,719,811.82/590,253,777.16 = 232,149,564.14/x - Step 3: Cross multiply
427,719,811.82x = 590,253,777.16 × 232,149,564.14 - Step 4: Simplify right side
427,719,811.82x = 137,027,157,099,682,672 - Step 5: Solve for x
x = 137,027,157,099,682,672/427,719,811.82 - Step 6: Final answer
x = 320,366,635.62
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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.