Finding the Fourth Proportional to 89,716,545.70, 134,574,818.55 and 44,366,913.70
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Solution
The fourth proportional to 89,716,545.70, 134,574,818.55 and 44,366,913.70 is: 66,550,370.55
Step by Step Solution
- Step 1: Write the proportion equation
89,716,545.70 : 134,574,818.55 = 44,366,913.70 : x - Step 2: Convert to fraction form
89,716,545.70/134,574,818.55 = 44,366,913.70/x - Step 3: Cross multiply
89,716,545.70x = 134,574,818.55 × 44,366,913.70 - Step 4: Simplify right side
89,716,545.70x = 5,970,669,360,801,010 - Step 5: Solve for x
x = 5,970,669,360,801,010/89,716,545.70 - Step 6: Final answer
x = 66,550,370.55
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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.