Finding the Fourth Proportional to 186,591,270.74, 257,589,176.97 and 116,049,618.50
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Solution
The fourth proportional to 186,591,270.74, 257,589,176.97 and 116,049,618.50 is: 160,206,453.38
Step by Step Solution
- Step 1: Write the proportion equation
186,591,270.74 : 257,589,176.97 = 116,049,618.50 : x - Step 2: Convert to fraction form
186,591,270.74/257,589,176.97 = 116,049,618.50/x - Step 3: Cross multiply
186,591,270.74x = 257,589,176.97 × 116,049,618.50 - Step 4: Simplify right side
186,591,270.74x = 29,893,125,717,097,484 - Step 5: Solve for x
x = 29,893,125,717,097,484/186,591,270.74 - Step 6: Final answer
x = 160,206,453.38
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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.