Finding the Fourth Proportional to 3,563,793,687.38, 5,345,894,817.36 and 943,529,704.88
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Solution
The fourth proportional to 3,563,793,687.38, 5,345,894,817.36 and 943,529,704.88 is: 1,415,348,642.99
Step by Step Solution
- Step 1: Write the proportion equation
3,563,793,687.38 : 5,345,894,817.36 = 943,529,704.88 : x - Step 2: Convert to fraction form
3,563,793,687.38/5,345,894,817.36 = 943,529,704.88/x - Step 3: Cross multiply
3,563,793,687.38x = 5,345,894,817.36 × 943,529,704.88 - Step 4: Simplify right side
3,563,793,687.38x = 5,044,010,559,316,472,832 - Step 5: Solve for x
x = 5,044,010,559,316,472,832/3,563,793,687.38 - Step 6: Final answer
x = 1,415,348,642.99
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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.