Finding the Fourth Proportional to 3,744,458,177.15, 5,164,864,177.36 and 2,408,037,890.91
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Solution
The fourth proportional to 3,744,458,177.15, 5,164,864,177.36 and 2,408,037,890.91 is: 3,321,492,203.16
Step by Step Solution
- Step 1: Write the proportion equation
3,744,458,177.15 : 5,164,864,177.36 = 2,408,037,890.91 : x - Step 2: Convert to fraction form
3,744,458,177.15/5,164,864,177.36 = 2,408,037,890.91/x - Step 3: Cross multiply
3,744,458,177.15x = 5,164,864,177.36 × 2,408,037,890.91 - Step 4: Simplify right side
3,744,458,177.15x = 12,437,188,640,474,544,128 - Step 5: Solve for x
x = 12,437,188,640,474,544,128/3,744,458,177.15 - Step 6: Final answer
x = 3,321,492,203.16
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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.