Finding the Fourth Proportional to 340,868,400.08, 511,228,382.64 and 91,867,845.80
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Solution
The fourth proportional to 340,868,400.08, 511,228,382.64 and 91,867,845.80 is: 137,781,766.26
Step by Step Solution
- Step 1: Write the proportion equation
340,868,400.08 : 511,228,382.64 = 91,867,845.80 : x - Step 2: Convert to fraction form
340,868,400.08/511,228,382.64 = 91,867,845.80/x - Step 3: Cross multiply
340,868,400.08x = 511,228,382.64 × 91,867,845.80 - Step 4: Simplify right side
340,868,400.08x = 46,965,450,224,954,912 - Step 5: Solve for x
x = 46,965,450,224,954,912/340,868,400.08 - Step 6: Final answer
x = 137,781,766.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.