Finding the Fourth Proportional to 363,476,272.10, 545,363,707.35 and 133,555,504.10
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Solution
The fourth proportional to 363,476,272.10, 545,363,707.35 and 133,555,504.10 is: 200,388,114.56
Step by Step Solution
- Step 1: Write the proportion equation
363,476,272.10 : 545,363,707.35 = 133,555,504.10 : x - Step 2: Convert to fraction form
363,476,272.10/545,363,707.35 = 133,555,504.10/x - Step 3: Cross multiply
363,476,272.10x = 545,363,707.35 × 133,555,504.10 - Step 4: Simplify right side
363,476,272.10x = 72,836,324,852,974,128 - Step 5: Solve for x
x = 72,836,324,852,974,128/363,476,272.10 - Step 6: Final answer
x = 200,388,114.56
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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.