Finding the Fourth Proportional to 146,528,431.14, 202,209,632.86 and 80,453,209.17
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Solution
The fourth proportional to 146,528,431.14, 202,209,632.86 and 80,453,209.17 is: 111,025,647.12
Step by Step Solution
- Step 1: Write the proportion equation
146,528,431.14 : 202,209,632.86 = 80,453,209.17 : x - Step 2: Convert to fraction form
146,528,431.14/202,209,632.86 = 80,453,209.17/x - Step 3: Cross multiply
146,528,431.14x = 202,209,632.86 × 80,453,209.17 - Step 4: Simplify right side
146,528,431.14x = 16,268,413,888,674,486 - Step 5: Solve for x
x = 16,268,413,888,674,486/146,528,431.14 - Step 6: Final answer
x = 111,025,647.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.