Finding the Fourth Proportional to 273,211,648.12, 409,160,804.94 and 156,272,485.96
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Solution
The fourth proportional to 273,211,648.12, 409,160,804.94 and 156,272,485.96 is: 234,033,126.28
Step by Step Solution
- Step 1: Write the proportion equation
273,211,648.12 : 409,160,804.94 = 156,272,485.96 : x - Step 2: Convert to fraction form
273,211,648.12/409,160,804.94 = 156,272,485.96/x - Step 3: Cross multiply
273,211,648.12x = 409,160,804.94 × 156,272,485.96 - Step 4: Simplify right side
273,211,648.12x = 63,940,576,145,368,448 - Step 5: Solve for x
x = 63,940,576,145,368,448/273,211,648.12 - Step 6: Final answer
x = 234,033,126.28
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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.