Finding the Fourth Proportional to 324,167,760.92, 447,351,648.26 and 175,488,877.96
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Solution
The fourth proportional to 324,167,760.92, 447,351,648.26 and 175,488,877.96 is: 242,174,726.39
Step by Step Solution
- Step 1: Write the proportion equation
324,167,760.92 : 447,351,648.26 = 175,488,877.96 : x - Step 2: Convert to fraction form
324,167,760.92/447,351,648.26 = 175,488,877.96/x - Step 3: Cross multiply
324,167,760.92x = 447,351,648.26 × 175,488,877.96 - Step 4: Simplify right side
324,167,760.92x = 78,505,238,804,708,160 - Step 5: Solve for x
x = 78,505,238,804,708,160/324,167,760.92 - Step 6: Final answer
x = 242,174,726.39
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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.