Finding the Fourth Proportional to 147,743,351.04, 203,882,265.36 and 80,759,331.84
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Solution
The fourth proportional to 147,743,351.04, 203,882,265.36 and 80,759,331.84 is: 111,445,932.48
Step by Step Solution
- Step 1: Write the proportion equation
147,743,351.04 : 203,882,265.36 = 80,759,331.84 : x - Step 2: Convert to fraction form
147,743,351.04/203,882,265.36 = 80,759,331.84/x - Step 3: Cross multiply
147,743,351.04x = 203,882,265.36 × 80,759,331.84 - Step 4: Simplify right side
147,743,351.04x = 16,465,395,524,499,178 - Step 5: Solve for x
x = 16,465,395,524,499,178/147,743,351.04 - Step 6: Final answer
x = 111,445,932.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.