Finding the Fourth Proportional to 240,489,011.80, 360,733,517.70 and 104,440,115.80
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Solution
The fourth proportional to 240,489,011.80, 360,733,517.70 and 104,440,115.80 is: 156,660,173.70
Step by Step Solution
- Step 1: Write the proportion equation
240,489,011.80 : 360,733,517.70 = 104,440,115.80 : x - Step 2: Convert to fraction form
240,489,011.80/360,733,517.70 = 104,440,115.80/x - Step 3: Cross multiply
240,489,011.80x = 360,733,517.70 × 104,440,115.80 - Step 4: Simplify right side
240,489,011.80x = 37,675,050,361,529,344 - Step 5: Solve for x
x = 37,675,050,361,529,344/240,489,011.80 - Step 6: Final answer
x = 156,660,173.70
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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.