Finding the Fourth Proportional to 188,831,882.24, 260,336,716.44 and 141,587,958.32
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Solution
The fourth proportional to 188,831,882.24, 260,336,716.44 and 141,587,958.32 is: 195,202,969.54
Step by Step Solution
- Step 1: Write the proportion equation
188,831,882.24 : 260,336,716.44 = 141,587,958.32 : x - Step 2: Convert to fraction form
188,831,882.24/260,336,716.44 = 141,587,958.32/x - Step 3: Cross multiply
188,831,882.24x = 260,336,716.44 × 141,587,958.32 - Step 4: Simplify right side
188,831,882.24x = 36,860,544,156,472,376 - Step 5: Solve for x
x = 36,860,544,156,472,376/188,831,882.24 - Step 6: Final answer
x = 195,202,969.54
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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.