Finding the Fourth Proportional to 5,481,136,458.56, 8,223,475,319.94 and 2,535,348,451.52
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Solution
The fourth proportional to 5,481,136,458.56, 8,223,475,319.94 and 2,535,348,451.52 is: 3,803,841,698.92
Step by Step Solution
- Step 1: Write the proportion equation
5,481,136,458.56 : 8,223,475,319.94 = 2,535,348,451.52 : x - Step 2: Convert to fraction form
5,481,136,458.56/8,223,475,319.94 = 2,535,348,451.52/x - Step 3: Cross multiply
5,481,136,458.56x = 8,223,475,319.94 × 2,535,348,451.52 - Step 4: Simplify right side
5,481,136,458.56x = 20,849,375,418,522,812,416 - Step 5: Solve for x
x = 20,849,375,418,522,812,416/5,481,136,458.56 - Step 6: Final answer
x = 3,803,841,698.92
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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.