Finding the Fourth Proportional to 262,795,090.49, 362,659,574.67 and 145,328,324.30
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Solution
The fourth proportional to 262,795,090.49, 362,659,574.67 and 145,328,324.30 is: 200,554,386.99
Step by Step Solution
- Step 1: Write the proportion equation
262,795,090.49 : 362,659,574.67 = 145,328,324.30 : x - Step 2: Convert to fraction form
262,795,090.49/362,659,574.67 = 145,328,324.30/x - Step 3: Cross multiply
262,795,090.49x = 362,659,574.67 × 145,328,324.30 - Step 4: Simplify right side
262,795,090.49x = 52,704,708,278,141,832 - Step 5: Solve for x
x = 52,704,708,278,141,832/262,795,090.49 - Step 6: Final answer
x = 200,554,386.99
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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.