Finding the Fourth Proportional to 94,356,502.74, 130,216,163.49 and 53,106,066.90
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Solution
The fourth proportional to 94,356,502.74, 130,216,163.49 and 53,106,066.90 is: 73,288,730.39
Step by Step Solution
- Step 1: Write the proportion equation
94,356,502.74 : 130,216,163.49 = 53,106,066.90 : x - Step 2: Convert to fraction form
94,356,502.74/130,216,163.49 = 53,106,066.90/x - Step 3: Cross multiply
94,356,502.74x = 130,216,163.49 × 53,106,066.90 - Step 4: Simplify right side
94,356,502.74x = 6,915,268,289,761,277 - Step 5: Solve for x
x = 6,915,268,289,761,277/94,356,502.74 - Step 6: Final answer
x = 73,288,730.39
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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.