Finding the Fourth Proportional to 325,594,806.75, 449,270,253.41 and 193,432,406.58
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Solution
The fourth proportional to 325,594,806.75, 449,270,253.41 and 193,432,406.58 is: 266,906,672.09
Step by Step Solution
- Step 1: Write the proportion equation
325,594,806.75 : 449,270,253.41 = 193,432,406.58 : x - Step 2: Convert to fraction form
325,594,806.75/449,270,253.41 = 193,432,406.58/x - Step 3: Cross multiply
325,594,806.75x = 449,270,253.41 × 193,432,406.58 - Step 4: Simplify right side
325,594,806.75x = 86,903,426,320,935,584 - Step 5: Solve for x
x = 86,903,426,320,935,584/325,594,806.75 - Step 6: Final answer
x = 266,906,672.09
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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.