Finding the Fourth Proportional to 163,121,950.71, 244,683,585.81 and 66,079,493.82
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Solution
The fourth proportional to 163,121,950.71, 244,683,585.81 and 66,079,493.82 is: 99,119,507.99
Step by Step Solution
- Step 1: Write the proportion equation
163,121,950.71 : 244,683,585.81 = 66,079,493.82 : x - Step 2: Convert to fraction form
163,121,950.71/244,683,585.81 = 66,079,493.82/x - Step 3: Cross multiply
163,121,950.71x = 244,683,585.81 × 66,079,493.82 - Step 4: Simplify right side
163,121,950.71x = 16,168,567,496,387,334 - Step 5: Solve for x
x = 16,168,567,496,387,334/163,121,950.71 - Step 6: Final answer
x = 99,119,507.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.