Finding the Fourth Proportional to 194,647,023.49, 291,933,325.86 and 58,332,406.99
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Solution
The fourth proportional to 194,647,023.49, 291,933,325.86 and 58,332,406.99 is: 87,487,459.47
Step by Step Solution
- Step 1: Write the proportion equation
194,647,023.49 : 291,933,325.86 = 58,332,406.99 : x - Step 2: Convert to fraction form
194,647,023.49/291,933,325.86 = 58,332,406.99/x - Step 3: Cross multiply
194,647,023.49x = 291,933,325.86 × 58,332,406.99 - Step 4: Simplify right side
194,647,023.49x = 17,029,173,578,009,814 - Step 5: Solve for x
x = 17,029,173,578,009,814/194,647,023.49 - Step 6: Final answer
x = 87,487,459.47
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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.