Finding the Fourth Proportional to 150,439,212.42, 207,635,886.37 and 97,581,426.25
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Solution
The fourth proportional to 150,439,212.42, 207,635,886.37 and 97,581,426.25 is: 134,681,680.44
Step by Step Solution
- Step 1: Write the proportion equation
150,439,212.42 : 207,635,886.37 = 97,581,426.25 : x - Step 2: Convert to fraction form
150,439,212.42/207,635,886.37 = 97,581,426.25/x - Step 3: Cross multiply
150,439,212.42x = 207,635,886.37 × 97,581,426.25 - Step 4: Simplify right side
150,439,212.42x = 20,261,405,932,667,536 - Step 5: Solve for x
x = 20,261,405,932,667,536/150,439,212.42 - Step 6: Final answer
x = 134,681,680.44
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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.