Finding the Fourth Proportional to 238,972,629.01, 358,497,250.11 and 100,818,585.99
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Solution
The fourth proportional to 238,972,629.01, 358,497,250.11 and 100,818,585.99 is: 151,244,039.90
Step by Step Solution
- Step 1: Write the proportion equation
238,972,629.01 : 358,497,250.11 = 100,818,585.99 : x - Step 2: Convert to fraction form
238,972,629.01/358,497,250.11 = 100,818,585.99/x - Step 3: Cross multiply
238,972,629.01x = 358,497,250.11 × 100,818,585.99 - Step 4: Simplify right side
238,972,629.01x = 36,143,185,837,393,568 - Step 5: Solve for x
x = 36,143,185,837,393,568/238,972,629.01 - Step 6: Final answer
x = 151,244,039.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.