Finding the Fourth Proportional to 79,932,527.68, 119,899,102.56 and 19,348,156.48
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Solution
The fourth proportional to 79,932,527.68, 119,899,102.56 and 19,348,156.48 is: 29,022,310.01
Step by Step Solution
- Step 1: Write the proportion equation
79,932,527.68 : 119,899,102.56 = 19,348,156.48 : x - Step 2: Convert to fraction form
79,932,527.68/119,899,102.56 = 19,348,156.48/x - Step 3: Cross multiply
79,932,527.68x = 119,899,102.56 × 19,348,156.48 - Step 4: Simplify right side
79,932,527.68x = 2,319,826,598,142,448.50 - Step 5: Solve for x
x = 2,319,826,598,142,448.50/79,932,527.68 - Step 6: Final answer
x = 29,022,310.01
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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.