Finding the Fourth Proportional to 106,608,750.40, 149,592,372.80 and 106,608,750.40
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Solution
The fourth proportional to 106,608,750.40, 149,592,372.80 and 106,608,750.40 is: 149,592,372.80
Step by Step Solution
- Step 1: Write the proportion equation
106,608,750.40 : 149,592,372.80 = 106,608,750.40 : x - Step 2: Convert to fraction form
106,608,750.40/149,592,372.80 = 106,608,750.40/x - Step 3: Cross multiply
106,608,750.40x = 149,592,372.80 × 106,608,750.40 - Step 4: Simplify right side
106,608,750.40x = 15,947,855,933,578,952 - Step 5: Solve for x
x = 15,947,855,933,578,952/106,608,750.40 - Step 6: Final answer
x = 149,592,372.80
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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.