Finding the Fourth Proportional to 122,380,337.80, 171,634,803.80 and 122,380,337.80
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Solution
The fourth proportional to 122,380,337.80, 171,634,803.80 and 122,380,337.80 is: 171,634,803.80
Step by Step Solution
- Step 1: Write the proportion equation
122,380,337.80 : 171,634,803.80 = 122,380,337.80 : x - Step 2: Convert to fraction form
122,380,337.80/171,634,803.80 = 122,380,337.80/x - Step 3: Cross multiply
122,380,337.80x = 171,634,803.80 × 122,380,337.80 - Step 4: Simplify right side
122,380,337.80x = 21,004,725,267,280,724 - Step 5: Solve for x
x = 21,004,725,267,280,724/122,380,337.80 - Step 6: Final answer
x = 171,634,803.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.