Finding the Fourth Proportional to 183,445,695.20, 275,168,542.80 and 74,270,655.20
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Solution
The fourth proportional to 183,445,695.20, 275,168,542.80 and 74,270,655.20 is: 111,405,982.80
Step by Step Solution
- Step 1: Write the proportion equation
183,445,695.20 : 275,168,542.80 = 74,270,655.20 : x - Step 2: Convert to fraction form
183,445,695.20/275,168,542.80 = 74,270,655.20/x - Step 3: Cross multiply
183,445,695.20x = 275,168,542.80 × 74,270,655.20 - Step 4: Simplify right side
183,445,695.20x = 20,436,947,964,185,244 - Step 5: Solve for x
x = 20,436,947,964,185,244/183,445,695.20 - Step 6: Final answer
x = 111,405,982.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.