Finding the Fourth Proportional to 218,234,963.61, 327,069,007.79 and 88,691,823.99
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Solution
The fourth proportional to 218,234,963.61, 327,069,007.79 and 88,691,823.99 is: 132,922,545.46
Step by Step Solution
- Step 1: Write the proportion equation
218,234,963.61 : 327,069,007.79 = 88,691,823.99 : x - Step 2: Convert to fraction form
218,234,963.61/327,069,007.79 = 88,691,823.99/x - Step 3: Cross multiply
218,234,963.61x = 327,069,007.79 × 88,691,823.99 - Step 4: Simplify right side
218,234,963.61x = 29,008,346,871,051,160 - Step 5: Solve for x
x = 29,008,346,871,051,160/218,234,963.61 - Step 6: Final answer
x = 132,922,545.46
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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.