Finding the Fourth Proportional to 295,318,435.20, 442,977,652.80 and 295,318,435.20
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Solution
The fourth proportional to 295,318,435.20, 442,977,652.80 and 295,318,435.20 is: 442,977,652.80
Step by Step Solution
- Step 1: Write the proportion equation
295,318,435.20 : 442,977,652.80 = 295,318,435.20 : x - Step 2: Convert to fraction form
295,318,435.20/442,977,652.80 = 295,318,435.20/x - Step 3: Cross multiply
295,318,435.20x = 442,977,652.80 × 295,318,435.20 - Step 4: Simplify right side
295,318,435.20x = 130,819,467,253,464,896 - Step 5: Solve for x
x = 130,819,467,253,464,896/295,318,435.20 - Step 6: Final answer
x = 442,977,652.80
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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.