Finding the Fourth Proportional to 203,812,623.38, 305,710,395.74 and 65,635,171.99
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Solution
The fourth proportional to 203,812,623.38, 305,710,395.74 and 65,635,171.99 is: 98,450,008.01
Step by Step Solution
- Step 1: Write the proportion equation
203,812,623.38 : 305,710,395.74 = 65,635,171.99 : x - Step 2: Convert to fraction form
203,812,623.38/305,710,395.74 = 65,635,171.99/x - Step 3: Cross multiply
203,812,623.38x = 305,710,395.74 × 65,635,171.99 - Step 4: Simplify right side
203,812,623.38x = 20,065,354,403,723,940 - Step 5: Solve for x
x = 20,065,354,403,723,940/203,812,623.38 - Step 6: Final answer
x = 98,450,008.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.