Finding the Fourth Proportional to 53,224,400.20, 79,836,600.30 and 29,037,929.80
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Solution
The fourth proportional to 53,224,400.20, 79,836,600.30 and 29,037,929.80 is: 43,556,894.70
Step by Step Solution
- Step 1: Write the proportion equation
53,224,400.20 : 79,836,600.30 = 29,037,929.80 : x - Step 2: Convert to fraction form
53,224,400.20/79,836,600.30 = 29,037,929.80/x - Step 3: Cross multiply
53,224,400.20x = 79,836,600.30 × 29,037,929.80 - Step 4: Simplify right side
53,224,400.20x = 2,318,289,594,982,059 - Step 5: Solve for x
x = 2,318,289,594,982,059/53,224,400.20 - Step 6: Final answer
x = 43,556,894.70
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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.