Finding the Fourth Proportional to 192,817,952.99, 289,189,268.42 and 61,625,036.85
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Solution
The fourth proportional to 192,817,952.99, 289,189,268.42 and 61,625,036.85 is: 92,425,518.72
Step by Step Solution
- Step 1: Write the proportion equation
192,817,952.99 : 289,189,268.42 = 61,625,036.85 : x - Step 2: Convert to fraction form
192,817,952.99/289,189,268.42 = 61,625,036.85/x - Step 3: Cross multiply
192,817,952.99x = 289,189,268.42 × 61,625,036.85 - Step 4: Simplify right side
192,817,952.99x = 17,821,299,322,698,918 - Step 5: Solve for x
x = 17,821,299,322,698,918/192,817,952.99 - Step 6: Final answer
x = 92,425,518.72
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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.