Finding the Fourth Proportional to 88,782,982.20, 133,171,471.64 and 31,273,750.49
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Solution
The fourth proportional to 88,782,982.20, 133,171,471.64 and 31,273,750.49 is: 46,909,568.40
Step by Step Solution
- Step 1: Write the proportion equation
88,782,982.20 : 133,171,471.64 = 31,273,750.49 : x - Step 2: Convert to fraction form
88,782,982.20/133,171,471.64 = 31,273,750.49/x - Step 3: Cross multiply
88,782,982.20x = 133,171,471.64 × 31,273,750.49 - Step 4: Simplify right side
88,782,982.20x = 4,164,771,375,867,798 - Step 5: Solve for x
x = 4,164,771,375,867,798/88,782,982.20 - Step 6: Final answer
x = 46,909,568.40
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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.