Finding the Fourth Proportional to 124,412,057.17, 186,701,398.36 and 51,628,907.81
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Solution
The fourth proportional to 124,412,057.17, 186,701,398.36 and 51,628,907.81 is: 77,477,935.05
Step by Step Solution
- Step 1: Write the proportion equation
124,412,057.17 : 186,701,398.36 = 51,628,907.81 : x - Step 2: Convert to fraction form
124,412,057.17/186,701,398.36 = 51,628,907.81/x - Step 3: Cross multiply
124,412,057.17x = 186,701,398.36 × 51,628,907.81 - Step 4: Simplify right side
124,412,057.17x = 9,639,189,284,264,206 - Step 5: Solve for x
x = 9,639,189,284,264,206/124,412,057.17 - Step 6: Final answer
x = 77,477,935.05
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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.