Finding the Fourth Proportional to 331,782,162.99, 457,858,436.48 and 183,102,204.75
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Solution
The fourth proportional to 331,782,162.99, 457,858,436.48 and 183,102,204.75 is: 252,680,519.13
Step by Step Solution
- Step 1: Write the proportion equation
331,782,162.99 : 457,858,436.48 = 183,102,204.75 : x - Step 2: Convert to fraction form
331,782,162.99/457,858,436.48 = 183,102,204.75/x - Step 3: Cross multiply
331,782,162.99x = 457,858,436.48 × 183,102,204.75 - Step 4: Simplify right side
331,782,162.99x = 83,834,889,181,960,320 - Step 5: Solve for x
x = 83,834,889,181,960,320/331,782,162.99 - Step 6: Final answer
x = 252,680,519.13
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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.