Finding the Fourth Proportional to 839,743,306.64, 1,259,529,914.64 and 226,389,533.84
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Solution
The fourth proportional to 839,743,306.64, 1,259,529,914.64 and 226,389,533.84 is: 339,561,373.07
Step by Step Solution
- Step 1: Write the proportion equation
839,743,306.64 : 1,259,529,914.64 = 226,389,533.84 : x - Step 2: Convert to fraction form
839,743,306.64/1,259,529,914.64 = 226,389,533.84/x - Step 3: Cross multiply
839,743,306.64x = 1,259,529,914.64 × 226,389,533.84 - Step 4: Simplify right side
839,743,306.64x = 285,144,390,232,884,608 - Step 5: Solve for x
x = 285,144,390,232,884,608/839,743,306.64 - Step 6: Final answer
x = 339,561,373.07
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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.