Finding the Fourth Proportional to 194,823,651.40, 268,847,085 and 106,718,039.98
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Solution
The fourth proportional to 194,823,651.40, 268,847,085 and 106,718,039.98 is: 147,265,661.84
Step by Step Solution
- Step 1: Write the proportion equation
194,823,651.40 : 268,847,085 = 106,718,039.98 : x - Step 2: Convert to fraction form
194,823,651.40/268,847,085 = 106,718,039.98/x - Step 3: Cross multiply
194,823,651.40x = 268,847,085 × 106,718,039.98 - Step 4: Simplify right side
194,823,651.40x = 28,690,833,965,536,460 - Step 5: Solve for x
x = 28,690,833,965,536,460/194,823,651.40 - Step 6: Final answer
x = 147,265,661.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.