Finding the Fourth Proportional to 3,297,996,861.20, 4,946,995,291.80 and 2,971,479,510.80
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Solution
The fourth proportional to 3,297,996,861.20, 4,946,995,291.80 and 2,971,479,510.80 is: 4,457,219,266.20
Step by Step Solution
- Step 1: Write the proportion equation
3,297,996,861.20 : 4,946,995,291.80 = 2,971,479,510.80 : x - Step 2: Convert to fraction form
3,297,996,861.20/4,946,995,291.80 = 2,971,479,510.80/x - Step 3: Cross multiply
3,297,996,861.20x = 4,946,995,291.80 × 2,971,479,510.80 - Step 4: Simplify right side
3,297,996,861.20x = 14,699,895,149,607,768,064 - Step 5: Solve for x
x = 14,699,895,149,607,768,064/3,297,996,861.20 - Step 6: Final answer
x = 4,457,219,266.20
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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.