Finding the Fourth Proportional to 127,840,592.99, 176,419,942.25 and 69,103,258.92
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Solution
The fourth proportional to 127,840,592.99, 176,419,942.25 and 69,103,258.92 is: 95,362,456.18
Step by Step Solution
- Step 1: Write the proportion equation
127,840,592.99 : 176,419,942.25 = 69,103,258.92 : x - Step 2: Convert to fraction form
127,840,592.99/176,419,942.25 = 69,103,258.92/x - Step 3: Cross multiply
127,840,592.99x = 176,419,942.25 × 69,103,258.92 - Step 4: Simplify right side
127,840,592.99x = 12,191,192,947,607,682 - Step 5: Solve for x
x = 12,191,192,947,607,682/127,840,592.99 - Step 6: Final answer
x = 95,362,456.18
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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.