Finding the Fourth Proportional to 210,947,493.24, 291,093,427.62 and 116,855,268.84
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Solution
The fourth proportional to 210,947,493.24, 291,093,427.62 and 116,855,268.84 is: 161,252,453.01
Step by Step Solution
- Step 1: Write the proportion equation
210,947,493.24 : 291,093,427.62 = 116,855,268.84 : x - Step 2: Convert to fraction form
210,947,493.24/291,093,427.62 = 116,855,268.84/x - Step 3: Cross multiply
210,947,493.24x = 291,093,427.62 × 116,855,268.84 - Step 4: Simplify right side
210,947,493.24x = 34,015,800,742,092,184 - Step 5: Solve for x
x = 34,015,800,742,092,184/210,947,493.24 - Step 6: Final answer
x = 161,252,453.01
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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.