Finding the Fourth Proportional to 2,243,378,136.20, 3,365,067,204.30 and 1,861,172,184.20
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Solution
The fourth proportional to 2,243,378,136.20, 3,365,067,204.30 and 1,861,172,184.20 is: 2,791,758,276.30
Step by Step Solution
- Step 1: Write the proportion equation
2,243,378,136.20 : 3,365,067,204.30 = 1,861,172,184.20 : x - Step 2: Convert to fraction form
2,243,378,136.20/3,365,067,204.30 = 1,861,172,184.20/x - Step 3: Cross multiply
2,243,378,136.20x = 3,365,067,204.30 × 1,861,172,184.20 - Step 4: Simplify right side
2,243,378,136.20x = 6,262,969,478,606,819,328 - Step 5: Solve for x
x = 6,262,969,478,606,819,328/2,243,378,136.20 - Step 6: Final answer
x = 2,791,758,276.30
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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.