Finding the Fourth Proportional to 190,160,053.68, 262,667,037.36 and 157,253,226.96
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Solution
The fourth proportional to 190,160,053.68, 262,667,037.36 and 157,253,226.96 is: 217,213,018.41
Step by Step Solution
- Step 1: Write the proportion equation
190,160,053.68 : 262,667,037.36 = 157,253,226.96 : x - Step 2: Convert to fraction form
190,160,053.68/262,667,037.36 = 157,253,226.96/x - Step 3: Cross multiply
190,160,053.68x = 262,667,037.36 × 157,253,226.96 - Step 4: Simplify right side
190,160,053.68x = 41,305,239,240,882,880 - Step 5: Solve for x
x = 41,305,239,240,882,880/190,160,053.68 - Step 6: Final answer
x = 217,213,018.41
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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.