Finding the Fourth Proportional to 96,416,680.74, 133,063,225.21 and 54,608,183.25
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Solution
The fourth proportional to 96,416,680.74, 133,063,225.21 and 54,608,183.25 is: 75,363,940.45
Step by Step Solution
- Step 1: Write the proportion equation
96,416,680.74 : 133,063,225.21 = 54,608,183.25 : x - Step 2: Convert to fraction form
96,416,680.74/133,063,225.21 = 54,608,183.25/x - Step 3: Cross multiply
96,416,680.74x = 133,063,225.21 × 54,608,183.25 - Step 4: Simplify right side
96,416,680.74x = 7,266,340,985,967,179 - Step 5: Solve for x
x = 7,266,340,985,967,179/96,416,680.74 - Step 6: Final answer
x = 75,363,940.45
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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.