Finding the Fourth Proportional to 132,456,711.05, 198,703,243.61 and 44,994,746.96
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Solution
The fourth proportional to 132,456,711.05, 198,703,243.61 and 44,994,746.96 is: 67,498,295.08
Step by Step Solution
- Step 1: Write the proportion equation
132,456,711.05 : 198,703,243.61 = 44,994,746.96 : x - Step 2: Convert to fraction form
132,456,711.05/198,703,243.61 = 44,994,746.96/x - Step 3: Cross multiply
132,456,711.05x = 198,703,243.61 × 44,994,746.96 - Step 4: Simplify right side
132,456,711.05x = 8,940,602,166,972,432 - Step 5: Solve for x
x = 8,940,602,166,972,432/132,456,711.05 - Step 6: Final answer
x = 67,498,295.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.