Finding the Fourth Proportional to 209,935,821.64, 314,882,471.16 and 56,597,378.44
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Solution
The fourth proportional to 209,935,821.64, 314,882,471.16 and 56,597,378.44 is: 84,890,335.75
Step by Step Solution
- Step 1: Write the proportion equation
209,935,821.64 : 314,882,471.16 = 56,597,378.44 : x - Step 2: Convert to fraction form
209,935,821.64/314,882,471.16 = 56,597,378.44/x - Step 3: Cross multiply
209,935,821.64x = 314,882,471.16 × 56,597,378.44 - Step 4: Simplify right side
209,935,821.64x = 17,821,522,384,364,906 - Step 5: Solve for x
x = 17,821,522,384,364,906/209,935,821.64 - Step 6: Final answer
x = 84,890,335.75
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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.