Finding the Fourth Proportional to 350,161,646.68, 483,283,076.70 and 203,568,961.24
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Solution
The fourth proportional to 350,161,646.68, 483,283,076.70 and 203,568,961.24 is: 280,960,050.43
Step by Step Solution
- Step 1: Write the proportion equation
350,161,646.68 : 483,283,076.70 = 203,568,961.24 : x - Step 2: Convert to fraction form
350,161,646.68/483,283,076.70 = 203,568,961.24/x - Step 3: Cross multiply
350,161,646.68x = 483,283,076.70 × 203,568,961.24 - Step 4: Simplify right side
350,161,646.68x = 98,381,433,908,690,256 - Step 5: Solve for x
x = 98,381,433,908,690,256/350,161,646.68 - Step 6: Final answer
x = 280,960,050.43
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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.