Finding the Fourth Proportional to 94,163,998.80, 141,245,998.20 and 48,739,717.20
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Solution
The fourth proportional to 94,163,998.80, 141,245,998.20 and 48,739,717.20 is: 73,109,575.80
Step by Step Solution
- Step 1: Write the proportion equation
94,163,998.80 : 141,245,998.20 = 48,739,717.20 : x - Step 2: Convert to fraction form
94,163,998.80/141,245,998.20 = 48,739,717.20/x - Step 3: Cross multiply
94,163,998.80x = 141,245,998.20 × 48,739,717.20 - Step 4: Simplify right side
94,163,998.80x = 6,884,290,007,899,709 - Step 5: Solve for x
x = 6,884,290,007,899,709/94,163,998.80 - Step 6: Final answer
x = 73,109,575.80
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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.