Finding the Fourth Proportional to 341,641,382.63, 471,465,562.69 and 185,008,759.74
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Solution
The fourth proportional to 341,641,382.63, 471,465,562.69 and 185,008,759.74 is: 255,312,334.65
Step by Step Solution
- Step 1: Write the proportion equation
341,641,382.63 : 471,465,562.69 = 185,008,759.74 : x - Step 2: Convert to fraction form
341,641,382.63/471,465,562.69 = 185,008,759.74/x - Step 3: Cross multiply
341,641,382.63x = 471,465,562.69 × 185,008,759.74 - Step 4: Simplify right side
341,641,382.63x = 87,225,259,013,398,128 - Step 5: Solve for x
x = 87,225,259,013,398,128/341,641,382.63 - Step 6: Final answer
x = 255,312,334.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.