Finding the Fourth Proportional to 149,498,451.60, 224,006,232.60 and 84,609,286.80
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Solution
The fourth proportional to 149,498,451.60, 224,006,232.60 and 84,609,286.80 is: 126,777,283.48
Step by Step Solution
- Step 1: Write the proportion equation
149,498,451.60 : 224,006,232.60 = 84,609,286.80 : x - Step 2: Convert to fraction form
149,498,451.60/224,006,232.60 = 84,609,286.80/x - Step 3: Cross multiply
149,498,451.60x = 224,006,232.60 × 84,609,286.80 - Step 4: Simplify right side
149,498,451.60x = 18,953,007,579,040,908 - Step 5: Solve for x
x = 18,953,007,579,040,908/149,498,451.60 - Step 6: Final answer
x = 126,777,283.48
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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.