Finding the Fourth Proportional to 79,959,767.26, 119,946,970.49 and 22,451,650.92
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Solution
The fourth proportional to 79,959,767.26, 119,946,970.49 and 22,451,650.92 is: 33,679,531.63
Step by Step Solution
- Step 1: Write the proportion equation
79,959,767.26 : 119,946,970.49 = 22,451,650.92 : x - Step 2: Convert to fraction form
79,959,767.26/119,946,970.49 = 22,451,650.92/x - Step 3: Cross multiply
79,959,767.26x = 119,946,970.49 × 22,451,650.92 - Step 4: Simplify right side
79,959,767.26x = 2,693,007,510,353,021.50 - Step 5: Solve for x
x = 2,693,007,510,353,021.50/79,959,767.26 - Step 6: Final answer
x = 33,679,531.63
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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.