Finding the Fourth Proportional to 173,728,171.65, 260,636,366.34 and 80,422,410.99
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Solution
The fourth proportional to 173,728,171.65, 260,636,366.34 and 80,422,410.99 is: 120,654,035.40
Step by Step Solution
- Step 1: Write the proportion equation
173,728,171.65 : 260,636,366.34 = 80,422,410.99 : x - Step 2: Convert to fraction form
173,728,171.65/260,636,366.34 = 80,422,410.99/x - Step 3: Cross multiply
173,728,171.65x = 260,636,366.34 × 80,422,410.99 - Step 4: Simplify right side
173,728,171.65x = 20,961,004,972,735,680 - Step 5: Solve for x
x = 20,961,004,972,735,680/173,728,171.65 - Step 6: Final answer
x = 120,654,035.40
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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.