Finding the Fourth Proportional to 79,266,911.22, 118,861,466.76 and 32,571,938.07
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Solution
The fourth proportional to 79,266,911.22, 118,861,466.76 and 32,571,938.07 is: 48,841,922.49
Step by Step Solution
- Step 1: Write the proportion equation
79,266,911.22 : 118,861,466.76 = 32,571,938.07 : x - Step 2: Convert to fraction form
79,266,911.22/118,861,466.76 = 32,571,938.07/x - Step 3: Cross multiply
79,266,911.22x = 118,861,466.76 × 32,571,938.07 - Step 4: Simplify right side
79,266,911.22x = 3,871,548,334,216,084 - Step 5: Solve for x
x = 3,871,548,334,216,084/79,266,911.22 - Step 6: Final answer
x = 48,841,922.49
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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.