Finding the Fourth Proportional to 153,915,382.99, 230,876,018.33 and 50,284,873.87
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Solution
The fourth proportional to 153,915,382.99, 230,876,018.33 and 50,284,873.87 is: 75,428,272.57
Step by Step Solution
- Step 1: Write the proportion equation
153,915,382.99 : 230,876,018.33 = 50,284,873.87 : x - Step 2: Convert to fraction form
153,915,382.99/230,876,018.33 = 50,284,873.87/x - Step 3: Cross multiply
153,915,382.99x = 230,876,018.33 × 50,284,873.87 - Step 4: Simplify right side
153,915,382.99x = 11,609,571,461,080,432 - Step 5: Solve for x
x = 11,609,571,461,080,432/153,915,382.99 - Step 6: Final answer
x = 75,428,272.57
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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.