Finding the Fourth Proportional to 160,913,489.80, 241,370,234.70 and 39,744,941.80
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Solution
The fourth proportional to 160,913,489.80, 241,370,234.70 and 39,744,941.80 is: 59,617,412.70
Step by Step Solution
- Step 1: Write the proportion equation
160,913,489.80 : 241,370,234.70 = 39,744,941.80 : x - Step 2: Convert to fraction form
160,913,489.80/241,370,234.70 = 39,744,941.80/x - Step 3: Cross multiply
160,913,489.80x = 241,370,234.70 × 39,744,941.80 - Step 4: Simplify right side
160,913,489.80x = 9,593,245,930,403,840 - Step 5: Solve for x
x = 9,593,245,930,403,840/160,913,489.80 - Step 6: Final answer
x = 59,617,412.70
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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.