Finding the Fourth Proportional to 324,292,476.22, 447,524,048.86 and 175,613,853.87
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Solution
The fourth proportional to 324,292,476.22, 447,524,048.86 and 175,613,853.87 is: 242,347,352.11
Step by Step Solution
- Step 1: Write the proportion equation
324,292,476.22 : 447,524,048.86 = 175,613,853.87 : x - Step 2: Convert to fraction form
324,292,476.22/447,524,048.86 = 175,613,853.87/x - Step 3: Cross multiply
324,292,476.22x = 447,524,048.86 × 175,613,853.87 - Step 4: Simplify right side
324,292,476.22x = 78,591,422,919,371,744 - Step 5: Solve for x
x = 78,591,422,919,371,744/324,292,476.22 - Step 6: Final answer
x = 242,347,352.11
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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.