Finding the Fourth Proportional to 1,476,800,796.97, 2,037,542,657.42 and 850,253,115.61
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Solution
The fourth proportional to 1,476,800,796.97, 2,037,542,657.42 and 850,253,115.61 is: 1,173,094,567.81
Step by Step Solution
- Step 1: Write the proportion equation
1,476,800,796.97 : 2,037,542,657.42 = 850,253,115.61 : x - Step 2: Convert to fraction form
1,476,800,796.97/2,037,542,657.42 = 850,253,115.61/x - Step 3: Cross multiply
1,476,800,796.97x = 2,037,542,657.42 × 850,253,115.61 - Step 4: Simplify right side
1,476,800,796.97x = 1,732,426,992,664,306,432 - Step 5: Solve for x
x = 1,732,426,992,664,306,432/1,476,800,796.97 - Step 6: Final answer
x = 1,173,094,567.81
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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.