Finding the Fourth Proportional to 66,134,775.24, 98,986,296.96 and 48,622,694.40
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Solution
The fourth proportional to 66,134,775.24, 98,986,296.96 and 48,622,694.40 is: 72,775,335.66
Step by Step Solution
- Step 1: Write the proportion equation
66,134,775.24 : 98,986,296.96 = 48,622,694.40 : x - Step 2: Convert to fraction form
66,134,775.24/98,986,296.96 = 48,622,694.40/x - Step 3: Cross multiply
66,134,775.24x = 98,986,296.96 × 48,622,694.40 - Step 4: Simplify right side
66,134,775.24x = 4,812,980,466,873,729 - Step 5: Solve for x
x = 4,812,980,466,873,729/66,134,775.24 - Step 6: Final answer
x = 72,775,335.66
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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.