Finding the Fourth Proportional to 481,345,416.41, 722,086,680.98 and 149,381,107.40
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Solution
The fourth proportional to 481,345,416.41, 722,086,680.98 and 149,381,107.40 is: 224,092,936.94
Step by Step Solution
- Step 1: Write the proportion equation
481,345,416.41 : 722,086,680.98 = 149,381,107.40 : x - Step 2: Convert to fraction form
481,345,416.41/722,086,680.98 = 149,381,107.40/x - Step 3: Cross multiply
481,345,416.41x = 722,086,680.98 × 149,381,107.40 - Step 4: Simplify right side
481,345,416.41x = 107,866,108,045,761,584 - Step 5: Solve for x
x = 107,866,108,045,761,584/481,345,416.41 - Step 6: Final answer
x = 224,092,936.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.