Finding the Fourth Proportional to 147,079,832.97, 220,332,737.97 and 114,579,558.75
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Solution
The fourth proportional to 147,079,832.97, 220,332,737.97 and 114,579,558.75 is: 171,645,747.65
Step by Step Solution
- Step 1: Write the proportion equation
147,079,832.97 : 220,332,737.97 = 114,579,558.75 : x - Step 2: Convert to fraction form
147,079,832.97/220,332,737.97 = 114,579,558.75/x - Step 3: Cross multiply
147,079,832.97x = 220,332,737.97 × 114,579,558.75 - Step 4: Simplify right side
147,079,832.97x = 25,245,627,894,781,972 - Step 5: Solve for x
x = 25,245,627,894,781,972/147,079,832.97 - Step 6: Final answer
x = 171,645,747.65
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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.