Finding the Fourth Proportional to 236,202,546.80, 354,303,820.20 and 74,644,482.80
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Solution
The fourth proportional to 236,202,546.80, 354,303,820.20 and 74,644,482.80 is: 111,966,724.20
Step by Step Solution
- Step 1: Write the proportion equation
236,202,546.80 : 354,303,820.20 = 74,644,482.80 : x - Step 2: Convert to fraction form
236,202,546.80/354,303,820.20 = 74,644,482.80/x - Step 3: Cross multiply
236,202,546.80x = 354,303,820.20 × 74,644,482.80 - Step 4: Simplify right side
236,202,546.80x = 26,446,825,412,893,192 - Step 5: Solve for x
x = 26,446,825,412,893,192/236,202,546.80 - Step 6: Final answer
x = 111,966,724.20
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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.