Finding the Fourth Proportional to 194,791,573.63, 268,820,821.52 and 107,871,445.63
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Solution
The fourth proportional to 194,791,573.63, 268,820,821.52 and 107,871,445.63 is: 148,867,274.35
Step by Step Solution
- Step 1: Write the proportion equation
194,791,573.63 : 268,820,821.52 = 107,871,445.63 : x - Step 2: Convert to fraction form
194,791,573.63/268,820,821.52 = 107,871,445.63/x - Step 3: Cross multiply
194,791,573.63x = 268,820,821.52 × 107,871,445.63 - Step 4: Simplify right side
194,791,573.63x = 28,998,090,632,806,612 - Step 5: Solve for x
x = 28,998,090,632,806,612/194,791,573.63 - Step 6: Final answer
x = 148,867,274.35
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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.