Finding the Fourth Proportional to 3,780,722,442.45, 5,671,083,663.68 and 2,037,330,241.95
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Solution
The fourth proportional to 3,780,722,442.45, 5,671,083,663.68 and 2,037,330,241.95 is: 3,055,995,362.93
Step by Step Solution
- Step 1: Write the proportion equation
3,780,722,442.45 : 5,671,083,663.68 = 2,037,330,241.95 : x - Step 2: Convert to fraction form
3,780,722,442.45/5,671,083,663.68 = 2,037,330,241.95/x - Step 3: Cross multiply
3,780,722,442.45x = 5,671,083,663.68 × 2,037,330,241.95 - Step 4: Simplify right side
3,780,722,442.45x = 11,553,870,252,633,679,872 - Step 5: Solve for x
x = 11,553,870,252,633,679,872/3,780,722,442.45 - Step 6: Final answer
x = 3,055,995,362.93
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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.