Finding the Fourth Proportional to 1,469,747,176.80, 2,204,620,765.20 and 1,459,543,509.60
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Solution
The fourth proportional to 1,469,747,176.80, 2,204,620,765.20 and 1,459,543,509.60 is: 2,189,315,264.40
Step by Step Solution
- Step 1: Write the proportion equation
1,469,747,176.80 : 2,204,620,765.20 = 1,459,543,509.60 : x - Step 2: Convert to fraction form
1,469,747,176.80/2,204,620,765.20 = 1,459,543,509.60/x - Step 3: Cross multiply
1,469,747,176.80x = 2,204,620,765.20 × 1,459,543,509.60 - Step 4: Simplify right side
1,469,747,176.80x = 3,217,739,928,977,044,992 - Step 5: Solve for x
x = 3,217,739,928,977,044,992/1,469,747,176.80 - Step 6: Final answer
x = 2,189,315,264.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.