Finding the Fourth Proportional to 227,779,320.80, 341,635,803.60 and 66,204,408.80
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Solution
The fourth proportional to 227,779,320.80, 341,635,803.60 and 66,204,408.80 is: 99,296,970.08
Step by Step Solution
- Step 1: Write the proportion equation
227,779,320.80 : 341,635,803.60 = 66,204,408.80 : x - Step 2: Convert to fraction form
227,779,320.80/341,635,803.60 = 66,204,408.80/x - Step 3: Cross multiply
227,779,320.80x = 341,635,803.60 × 66,204,408.80 - Step 4: Simplify right side
227,779,320.80x = 22,617,796,402,250,912 - Step 5: Solve for x
x = 22,617,796,402,250,912/227,779,320.80 - Step 6: Final answer
x = 99,296,970.08
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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.