Finding the Fourth Proportional to 293,854,847.80, 440,782,271.70 and 132,611,711.80
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Solution
The fourth proportional to 293,854,847.80, 440,782,271.70 and 132,611,711.80 is: 198,917,567.70
Step by Step Solution
- Step 1: Write the proportion equation
293,854,847.80 : 440,782,271.70 = 132,611,711.80 : x - Step 2: Convert to fraction form
293,854,847.80/440,782,271.70 = 132,611,711.80/x - Step 3: Cross multiply
293,854,847.80x = 440,782,271.70 × 132,611,711.80 - Step 4: Simplify right side
293,854,847.80x = 58,452,891,581,229,696 - Step 5: Solve for x
x = 58,452,891,581,229,696/293,854,847.80 - Step 6: Final answer
x = 198,917,567.70
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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.