Finding the Fourth Proportional to 66,118,260.36, 99,012,446.46 and 41,783,773.80
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Solution
The fourth proportional to 66,118,260.36, 99,012,446.46 and 41,783,773.80 is: 62,571,423.44
Step by Step Solution
- Step 1: Write the proportion equation
66,118,260.36 : 99,012,446.46 = 41,783,773.80 : x - Step 2: Convert to fraction form
66,118,260.36/99,012,446.46 = 41,783,773.80/x - Step 3: Cross multiply
66,118,260.36x = 99,012,446.46 × 41,783,773.80 - Step 4: Simplify right side
66,118,260.36x = 4,137,113,666,269,250 - Step 5: Solve for x
x = 4,137,113,666,269,250/66,118,260.36 - Step 6: Final answer
x = 62,571,423.44
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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.