Finding the Fourth Proportional to 303,453,368.08, 418,765,642.76 and 164,224,129.84
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Solution
The fourth proportional to 303,453,368.08, 418,765,642.76 and 164,224,129.84 is: 226,629,296.37
Step by Step Solution
- Step 1: Write the proportion equation
303,453,368.08 : 418,765,642.76 = 164,224,129.84 : x - Step 2: Convert to fraction form
303,453,368.08/418,765,642.76 = 164,224,129.84/x - Step 3: Cross multiply
303,453,368.08x = 418,765,642.76 × 164,224,129.84 - Step 4: Simplify right side
303,453,368.08x = 68,771,423,289,946,000 - Step 5: Solve for x
x = 68,771,423,289,946,000/303,453,368.08 - Step 6: Final answer
x = 226,629,296.37
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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.