Finding the Fourth Proportional to 350,161,641.68, 483,283,069.80 and 203,568,956.24
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Solution
The fourth proportional to 350,161,641.68, 483,283,069.80 and 203,568,956.24 is: 280,960,043.53
Step by Step Solution
- Step 1: Write the proportion equation
350,161,641.68 : 483,283,069.80 = 203,568,956.24 : x - Step 2: Convert to fraction form
350,161,641.68/483,283,069.80 = 203,568,956.24/x - Step 3: Cross multiply
350,161,641.68x = 483,283,069.80 × 203,568,956.24 - Step 4: Simplify right side
350,161,641.68x = 98,381,430,087,649,072 - Step 5: Solve for x
x = 98,381,430,087,649,072/350,161,641.68 - Step 6: Final answer
x = 280,960,043.53
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1.5x scale
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.