Finding the Fourth Proportional to 3,777,184,435.20, 5,665,776,652.80 and 1,323,202,473.60
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Solution
The fourth proportional to 3,777,184,435.20, 5,665,776,652.80 and 1,323,202,473.60 is: 1,984,803,710.40
Step by Step Solution
- Step 1: Write the proportion equation
3,777,184,435.20 : 5,665,776,652.80 = 1,323,202,473.60 : x - Step 2: Convert to fraction form
3,777,184,435.20/5,665,776,652.80 = 1,323,202,473.60/x - Step 3: Cross multiply
3,777,184,435.20x = 5,665,776,652.80 × 1,323,202,473.60 - Step 4: Simplify right side
3,777,184,435.20x = 7,496,969,681,850,088,448 - Step 5: Solve for x
x = 7,496,969,681,850,088,448/3,777,184,435.20 - Step 6: Final answer
x = 1,984,803,710.40
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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.