Finding the Fourth Proportional to 188,591,805.99, 282,887,787.60 and 84,839,825.52
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Solution
The fourth proportional to 188,591,805.99, 282,887,787.60 and 84,839,825.52 is: 127,259,773.65
Step by Step Solution
- Step 1: Write the proportion equation
188,591,805.99 : 282,887,787.60 = 84,839,825.52 : x - Step 2: Convert to fraction form
188,591,805.99/282,887,787.60 = 84,839,825.52/x - Step 3: Cross multiply
188,591,805.99x = 282,887,787.60 × 84,839,825.52 - Step 4: Simplify right side
188,591,805.99x = 24,000,150,541,722,820 - Step 5: Solve for x
x = 24,000,150,541,722,820/188,591,805.99 - Step 6: Final answer
x = 127,259,773.65
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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.