Finding the Fourth Proportional to 160,915,459.80, 241,373,189.70 and 39,746,911.80
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Solution
The fourth proportional to 160,915,459.80, 241,373,189.70 and 39,746,911.80 is: 59,620,367.70
Step by Step Solution
- Step 1: Write the proportion equation
160,915,459.80 : 241,373,189.70 = 39,746,911.80 : x - Step 2: Convert to fraction form
160,915,459.80/241,373,189.70 = 39,746,911.80/x - Step 3: Cross multiply
160,915,459.80x = 241,373,189.70 × 39,746,911.80 - Step 4: Simplify right side
160,915,459.80x = 9,593,838,881,890,568 - Step 5: Solve for x
x = 9,593,838,881,890,568/160,915,459.80 - Step 6: Final answer
x = 59,620,367.70
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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.