Finding the Fourth Proportional to 294,898,726,087.79, 442,368,065,508.36 and 103,647,512,072.79
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Solution
The fourth proportional to 294,898,726,087.79, 442,368,065,508.36 and 103,647,512,072.79 is: 155,478,289,169.50
Step by Step Solution
- Step 1: Write the proportion equation
294,898,726,087.79 : 442,368,065,508.36 = 103,647,512,072.79 : x - Step 2: Convert to fraction form
294,898,726,087.79/442,368,065,508.36 = 103,647,512,072.79/x - Step 3: Cross multiply
294,898,726,087.79x = 442,368,065,508.36 × 103,647,512,072.79 - Step 4: Simplify right side
294,898,726,087.79x = 45,850,349,410,394,497,351,680 - Step 5: Solve for x
x = 45,850,349,410,394,497,351,680/294,898,726,087.79 - Step 6: Final answer
x = 155,478,289,169.50
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1.5x scale
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.