Finding the Fourth Proportional to 67,286,178.67, 100,929,268.14 and 16,168,197.55
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Solution
The fourth proportional to 67,286,178.67, 100,929,268.14 and 16,168,197.55 is: 24,252,296.36
Step by Step Solution
- Step 1: Write the proportion equation
67,286,178.67 : 100,929,268.14 = 16,168,197.55 : x - Step 2: Convert to fraction form
67,286,178.67/100,929,268.14 = 16,168,197.55/x - Step 3: Cross multiply
67,286,178.67x = 100,929,268.14 × 16,168,197.55 - Step 4: Simplify right side
67,286,178.67x = 1,631,844,346,157,184.75 - Step 5: Solve for x
x = 1,631,844,346,157,184.75/67,286,178.67 - Step 6: Final answer
x = 24,252,296.36
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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.