Finding the Fourth Proportional to 324,160,014.94, 447,340,305.78 and 175,481,096.62
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Solution
The fourth proportional to 324,160,014.94, 447,340,305.78 and 175,481,096.62 is: 242,163,634.63
Step by Step Solution
- Step 1: Write the proportion equation
324,160,014.94 : 447,340,305.78 = 175,481,096.62 : x - Step 2: Convert to fraction form
324,160,014.94/447,340,305.78 = 175,481,096.62/x - Step 3: Cross multiply
324,160,014.94x = 447,340,305.78 × 175,481,096.62 - Step 4: Simplify right side
324,160,014.94x = 78,499,767,420,600,528 - Step 5: Solve for x
x = 78,499,767,420,600,528/324,160,014.94 - Step 6: Final answer
x = 242,163,634.63
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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.