Finding the Fourth Proportional to 149,773,342.80, 224,660,014.20 and 125,586,872.40
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Solution
The fourth proportional to 149,773,342.80, 224,660,014.20 and 125,586,872.40 is: 188,380,308.60
Step by Step Solution
- Step 1: Write the proportion equation
149,773,342.80 : 224,660,014.20 = 125,586,872.40 : x - Step 2: Convert to fraction form
149,773,342.80/224,660,014.20 = 125,586,872.40/x - Step 3: Cross multiply
149,773,342.80x = 224,660,014.20 × 125,586,872.40 - Step 4: Simplify right side
149,773,342.80x = 28,214,348,536,717,588 - Step 5: Solve for x
x = 28,214,348,536,717,588/149,773,342.80 - Step 6: Final answer
x = 188,380,308.60
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1.5x scale
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.