Finding the Fourth Proportional to 188,796,046.08, 260,541,242.79 and 108,341,148.87
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Solution
The fourth proportional to 188,796,046.08, 260,541,242.79 and 108,341,148.87 is: 149,512,334.38
Step by Step Solution
- Step 1: Write the proportion equation
188,796,046.08 : 260,541,242.79 = 108,341,148.87 : x - Step 2: Convert to fraction form
188,796,046.08/260,541,242.79 = 108,341,148.87/x - Step 3: Cross multiply
188,796,046.08x = 260,541,242.79 × 108,341,148.87 - Step 4: Simplify right side
188,796,046.08x = 28,227,337,571,886,204 - Step 5: Solve for x
x = 28,227,337,571,886,204/188,796,046.08 - Step 6: Final answer
x = 149,512,334.38
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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.