Finding the Fourth Proportional to 68,327,737.68, 94,294,393.16 and 37,389,210.96
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Solution
The fourth proportional to 68,327,737.68, 94,294,393.16 and 37,389,210.96 is: 51,598,268.55
Step by Step Solution
- Step 1: Write the proportion equation
68,327,737.68 : 94,294,393.16 = 37,389,210.96 : x - Step 2: Convert to fraction form
68,327,737.68/94,294,393.16 = 37,389,210.96/x - Step 3: Cross multiply
68,327,737.68x = 94,294,393.16 × 37,389,210.96 - Step 4: Simplify right side
68,327,737.68x = 3,525,592,958,204,421 - Step 5: Solve for x
x = 3,525,592,958,204,421/68,327,737.68 - Step 6: Final answer
x = 51,598,268.55
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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.