Finding the Fourth Proportional to 4,836,710,984.24, 7,251,693,354.44 and 2,143,066,269.76
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Solution
The fourth proportional to 4,836,710,984.24, 7,251,693,354.44 and 2,143,066,269.76 is: 3,213,104,830.37
Step by Step Solution
- Step 1: Write the proportion equation
4,836,710,984.24 : 7,251,693,354.44 = 2,143,066,269.76 : x - Step 2: Convert to fraction form
4,836,710,984.24/7,251,693,354.44 = 2,143,066,269.76/x - Step 3: Cross multiply
4,836,710,984.24x = 7,251,693,354.44 × 2,143,066,269.76 - Step 4: Simplify right side
4,836,710,984.24x = 15,540,859,426,543,112,192 - Step 5: Solve for x
x = 15,540,859,426,543,112,192/4,836,710,984.24 - Step 6: Final answer
x = 3,213,104,830.37
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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.