Finding the Fourth Proportional to 149,485,765.80, 224,228,648.70 and 149,485,765.80
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Solution
The fourth proportional to 149,485,765.80, 224,228,648.70 and 149,485,765.80 is: 224,228,648.70
Step by Step Solution
- Step 1: Write the proportion equation
149,485,765.80 : 224,228,648.70 = 149,485,765.80 : x - Step 2: Convert to fraction form
149,485,765.80/224,228,648.70 = 149,485,765.80/x - Step 3: Cross multiply
149,485,765.80x = 224,228,648.70 × 149,485,765.80 - Step 4: Simplify right side
149,485,765.80x = 33,518,991,265,218,676 - Step 5: Solve for x
x = 33,518,991,265,218,676/149,485,765.80 - Step 6: Final answer
x = 224,228,648.70
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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.