Finding the Fourth Proportional to 301,564,958.05, 416,177,415.21 and 227,094,130.72
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Solution
The fourth proportional to 301,564,958.05, 416,177,415.21 and 227,094,130.72 is: 313,403,284.46
Step by Step Solution
- Step 1: Write the proportion equation
301,564,958.05 : 416,177,415.21 = 227,094,130.72 : x - Step 2: Convert to fraction form
301,564,958.05/416,177,415.21 = 227,094,130.72/x - Step 3: Cross multiply
301,564,958.05x = 416,177,415.21 × 227,094,130.72 - Step 4: Simplify right side
301,564,958.05x = 94,511,448,332,411,456 - Step 5: Solve for x
x = 94,511,448,332,411,456/301,564,958.05 - Step 6: Final answer
x = 313,403,284.46
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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.