Finding the Fourth Proportional to 195,317,574.57, 269,415,649.69 and 115,876,393.00
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Solution
The fourth proportional to 195,317,574.57, 269,415,649.69 and 115,876,393.00 is: 159,836,685.31
Step by Step Solution
- Step 1: Write the proportion equation
195,317,574.57 : 269,415,649.69 = 115,876,393.00 : x - Step 2: Convert to fraction form
195,317,574.57/269,415,649.69 = 115,876,393.00/x - Step 3: Cross multiply
195,317,574.57x = 269,415,649.69 × 115,876,393.00 - Step 4: Simplify right side
195,317,574.57x = 31,218,913,702,865,540 - Step 5: Solve for x
x = 31,218,913,702,865,540/195,317,574.57 - Step 6: Final answer
x = 159,836,685.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.