Finding the Fourth Proportional to 303,224,271.56, 418,449,484.02 and 163,995,029.96
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Solution
The fourth proportional to 303,224,271.56, 418,449,484.02 and 163,995,029.96 is: 226,313,135.54
Step by Step Solution
- Step 1: Write the proportion equation
303,224,271.56 : 418,449,484.02 = 163,995,029.96 : x - Step 2: Convert to fraction form
303,224,271.56/418,449,484.02 = 163,995,029.96/x - Step 3: Cross multiply
303,224,271.56x = 418,449,484.02 × 163,995,029.96 - Step 4: Simplify right side
303,224,271.56x = 68,623,635,668,606,440 - Step 5: Solve for x
x = 68,623,635,668,606,440/303,224,271.56 - Step 6: Final answer
x = 226,313,135.54
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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.