Finding the Fourth Proportional to 80,736,160.40, 121,123,525.08 and 26,883,938.96
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Solution
The fourth proportional to 80,736,160.40, 121,123,525.08 and 26,883,938.96 is: 40,332,329.88
Step by Step Solution
- Step 1: Write the proportion equation
80,736,160.40 : 121,123,525.08 = 26,883,938.96 : x - Step 2: Convert to fraction form
80,736,160.40/121,123,525.08 = 26,883,938.96/x - Step 3: Cross multiply
80,736,160.40x = 121,123,525.08 × 26,883,938.96 - Step 4: Simplify right side
80,736,160.40x = 3,256,277,454,870,749 - Step 5: Solve for x
x = 3,256,277,454,870,749/80,736,160.40 - Step 6: Final answer
x = 40,332,329.88
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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.