Finding the Fourth Proportional to 66,555,173.37, 99,766,625.18 and 46,317,900.09
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Solution
The fourth proportional to 66,555,173.37, 99,766,625.18 and 46,317,900.09 is: 69,430,824.73
Step by Step Solution
- Step 1: Write the proportion equation
66,555,173.37 : 99,766,625.18 = 46,317,900.09 : x - Step 2: Convert to fraction form
66,555,173.37/99,766,625.18 = 46,317,900.09/x - Step 3: Cross multiply
66,555,173.37x = 99,766,625.18 × 46,317,900.09 - Step 4: Simplify right side
66,555,173.37x = 4,620,980,577,172,129 - Step 5: Solve for x
x = 4,620,980,577,172,129/66,555,173.37 - Step 6: Final answer
x = 69,430,824.73
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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.