Finding the Fourth Proportional to 66,394,266.40, 99,574,810.80 and 25,444,813.60
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Solution
The fourth proportional to 66,394,266.40, 99,574,810.80 and 25,444,813.60 is: 38,160,862.94
Step by Step Solution
- Step 1: Write the proportion equation
66,394,266.40 : 99,574,810.80 = 25,444,813.60 : x - Step 2: Convert to fraction form
66,394,266.40/99,574,810.80 = 25,444,813.60/x - Step 3: Cross multiply
66,394,266.40x = 99,574,810.80 × 25,444,813.60 - Step 4: Simplify right side
66,394,266.40x = 2,533,662,500,061,267 - Step 5: Solve for x
x = 2,533,662,500,061,267/66,394,266.40 - Step 6: Final answer
x = 38,160,862.94
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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.