Finding the Fourth Proportional to 66,899,233.80, 100,348,850.70 and 41,390,065.80
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Solution
The fourth proportional to 66,899,233.80, 100,348,850.70 and 41,390,065.80 is: 62,085,098.70
Step by Step Solution
- Step 1: Write the proportion equation
66,899,233.80 : 100,348,850.70 = 41,390,065.80 : x - Step 2: Convert to fraction form
66,899,233.80/100,348,850.70 = 41,390,065.80/x - Step 3: Cross multiply
66,899,233.80x = 100,348,850.70 × 41,390,065.80 - Step 4: Simplify right side
66,899,233.80x = 4,153,445,533,427,376 - Step 5: Solve for x
x = 4,153,445,533,427,376/66,899,233.80 - Step 6: Final answer
x = 62,085,098.70
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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.