Finding the Fourth Proportional to 149,776,213.80, 224,664,320.70 and 125,589,743.40
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Solution
The fourth proportional to 149,776,213.80, 224,664,320.70 and 125,589,743.40 is: 188,384,615.10
Step by Step Solution
- Step 1: Write the proportion equation
149,776,213.80 : 224,664,320.70 = 125,589,743.40 : x - Step 2: Convert to fraction form
149,776,213.80/224,664,320.70 = 125,589,743.40/x - Step 3: Cross multiply
149,776,213.80x = 224,664,320.70 × 125,589,743.40 - Step 4: Simplify right side
149,776,213.80x = 28,215,534,387,848,308 - Step 5: Solve for x
x = 28,215,534,387,848,308/149,776,213.80 - Step 6: Final answer
x = 188,384,615.10
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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.