Finding the Fourth Proportional to 2,133,159,106.15, 2,943,693,082.11 and 1,180,482,524.54
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Solution
The fourth proportional to 2,133,159,106.15, 2,943,693,082.11 and 1,180,482,524.54 is: 1,629,029,091.66
Step by Step Solution
- Step 1: Write the proportion equation
2,133,159,106.15 : 2,943,693,082.11 = 1,180,482,524.54 : x - Step 2: Convert to fraction form
2,133,159,106.15/2,943,693,082.11 = 1,180,482,524.54/x - Step 3: Cross multiply
2,133,159,106.15x = 2,943,693,082.11 × 1,180,482,524.54 - Step 4: Simplify right side
2,133,159,106.15x = 3,474,978,241,047,505,920 - Step 5: Solve for x
x = 3,474,978,241,047,505,920/2,133,159,106.15 - Step 6: Final answer
x = 1,629,029,091.66
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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.