Finding the Fourth Proportional to 80,091,569.14, 110,543,652.81 and 48,739,719.41
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Solution
The fourth proportional to 80,091,569.14, 110,543,652.81 and 48,739,719.41 is: 67,271,333.03
Step by Step Solution
- Step 1: Write the proportion equation
80,091,569.14 : 110,543,652.81 = 48,739,719.41 : x - Step 2: Convert to fraction form
80,091,569.14/110,543,652.81 = 48,739,719.41/x - Step 3: Cross multiply
80,091,569.14x = 110,543,652.81 × 48,739,719.41 - Step 4: Simplify right side
80,091,569.14x = 5,387,866,620,451,195 - Step 5: Solve for x
x = 5,387,866,620,451,195/80,091,569.14 - Step 6: Final answer
x = 67,271,333.03
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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.