Finding the Fourth Proportional to 108,940,217.07, 163,313,573.99 and 42,451,250.53
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Solution
The fourth proportional to 108,940,217.07, 163,313,573.99 and 42,451,250.53 is: 63,639,174.13
Step by Step Solution
- Step 1: Write the proportion equation
108,940,217.07 : 163,313,573.99 = 42,451,250.53 : x - Step 2: Convert to fraction form
108,940,217.07/163,313,573.99 = 42,451,250.53/x - Step 3: Cross multiply
108,940,217.07x = 163,313,573.99 × 42,451,250.53 - Step 4: Simplify right side
108,940,217.07x = 6,932,865,444,186,926 - Step 5: Solve for x
x = 6,932,865,444,186,926/108,940,217.07 - Step 6: Final answer
x = 63,639,174.13
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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.