Finding the Fourth Proportional to 2,796,775,262.20, 4,195,162,893.30 and 1,762,803,652.60
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Solution
The fourth proportional to 2,796,775,262.20, 4,195,162,893.30 and 1,762,803,652.60 is: 2,644,205,478.90
Step by Step Solution
- Step 1: Write the proportion equation
2,796,775,262.20 : 4,195,162,893.30 = 1,762,803,652.60 : x - Step 2: Convert to fraction form
2,796,775,262.20/4,195,162,893.30 = 1,762,803,652.60/x - Step 3: Cross multiply
2,796,775,262.20x = 4,195,162,893.30 × 1,762,803,652.60 - Step 4: Simplify right side
2,796,775,262.20x = 7,395,248,471,561,224,192 - Step 5: Solve for x
x = 7,395,248,471,561,224,192/2,796,775,262.20 - Step 6: Final answer
x = 2,644,205,478.90
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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.