Finding the Fourth Proportional to 13,791,060,107.76, 20,686,590,402.56 and 3,310,276,527.44
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Solution
The fourth proportional to 13,791,060,107.76, 20,686,590,402.56 and 3,310,276,527.44 is: 4,965,414,848.99
Step by Step Solution
- Step 1: Write the proportion equation
13,791,060,107.76 : 20,686,590,402.56 = 3,310,276,527.44 : x - Step 2: Convert to fraction form
13,791,060,107.76/20,686,590,402.56 = 3,310,276,527.44/x - Step 3: Cross multiply
13,791,060,107.76x = 20,686,590,402.56 × 3,310,276,527.44 - Step 4: Simplify right side
13,791,060,107.76x = 68,478,334,642,359,951,360 - Step 5: Solve for x
x = 68,478,334,642,359,951,360/13,791,060,107.76 - Step 6: Final answer
x = 4,965,414,848.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.