Finding the Fourth Proportional to 85,150,201.29, 117,558,322.26 and 55,832,677.08
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Solution
The fourth proportional to 85,150,201.29, 117,558,322.26 and 55,832,677.08 is: 77,082,564.05
Step by Step Solution
- Step 1: Write the proportion equation
85,150,201.29 : 117,558,322.26 = 55,832,677.08 : x - Step 2: Convert to fraction form
85,150,201.29/117,558,322.26 = 55,832,677.08/x - Step 3: Cross multiply
85,150,201.29x = 117,558,322.26 × 55,832,677.08 - Step 4: Simplify right side
85,150,201.29x = 6,563,595,844,809,156 - Step 5: Solve for x
x = 6,563,595,844,809,156/85,150,201.29 - Step 6: Final answer
x = 77,082,564.05
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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.