Finding the Fourth Proportional to 68,589,892.75, 94,654,155.66 and 37,227,952.99
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Solution
The fourth proportional to 68,589,892.75, 94,654,155.66 and 37,227,952.99 is: 51,374,631.39
Step by Step Solution
- Step 1: Write the proportion equation
68,589,892.75 : 94,654,155.66 = 37,227,952.99 : x - Step 2: Convert to fraction form
68,589,892.75/94,654,155.66 = 37,227,952.99/x - Step 3: Cross multiply
68,589,892.75x = 94,654,155.66 × 37,227,952.99 - Step 4: Simplify right side
68,589,892.75x = 3,523,780,457,218,622.50 - Step 5: Solve for x
x = 3,523,780,457,218,622.50/68,589,892.75 - Step 6: Final answer
x = 51,374,631.39
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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.