Finding the Fourth Proportional to 85,833,616.11, 118,453,505.18 and 49,171,272.99
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Solution
The fourth proportional to 85,833,616.11, 118,453,505.18 and 49,171,272.99 is: 67,858,141.18
Step by Step Solution
- Step 1: Write the proportion equation
85,833,616.11 : 118,453,505.18 = 49,171,272.99 : x - Step 2: Convert to fraction form
85,833,616.11/118,453,505.18 = 49,171,272.99/x - Step 3: Cross multiply
85,833,616.11x = 118,453,505.18 × 49,171,272.99 - Step 4: Simplify right side
85,833,616.11x = 5,824,509,639,582,303 - Step 5: Solve for x
x = 5,824,509,639,582,303/85,833,616.11 - Step 6: Final answer
x = 67,858,141.18
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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.