Finding the Fourth Proportional to 1,796,256,432.70, 2,694,384,649.05 and 1,273,238,772.55
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Solution
The fourth proportional to 1,796,256,432.70, 2,694,384,649.05 and 1,273,238,772.55 is: 1,909,858,158.83
Step by Step Solution
- Step 1: Write the proportion equation
1,796,256,432.70 : 2,694,384,649.05 = 1,273,238,772.55 : x - Step 2: Convert to fraction form
1,796,256,432.70/2,694,384,649.05 = 1,273,238,772.55/x - Step 3: Cross multiply
1,796,256,432.70x = 2,694,384,649.05 × 1,273,238,772.55 - Step 4: Simplify right side
1,796,256,432.70x = 3,430,595,003,333,984,768 - Step 5: Solve for x
x = 3,430,595,003,333,984,768/1,796,256,432.70 - Step 6: Final answer
x = 1,909,858,158.83
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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.