Finding the Fourth Proportional to 119,883,352.70, 168,006,754.90 and 119,883,352.70
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Solution
The fourth proportional to 119,883,352.70, 168,006,754.90 and 119,883,352.70 is: 168,006,754.90
Step by Step Solution
- Step 1: Write the proportion equation
119,883,352.70 : 168,006,754.90 = 119,883,352.70 : x - Step 2: Convert to fraction form
119,883,352.70/168,006,754.90 = 119,883,352.70/x - Step 3: Cross multiply
119,883,352.70x = 168,006,754.90 × 119,883,352.70 - Step 4: Simplify right side
119,883,352.70x = 20,141,213,053,659,156 - Step 5: Solve for x
x = 20,141,213,053,659,156/119,883,352.70 - Step 6: Final answer
x = 168,006,754.90
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.