Finding the Fourth Proportional to 1,736,491,693.34, 2,603,273,221.39 and 753,177,630.35
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Solution
The fourth proportional to 1,736,491,693.34, 2,603,273,221.39 and 753,177,630.35 is: 1,129,131,318.95
Step by Step Solution
- Step 1: Write the proportion equation
1,736,491,693.34 : 2,603,273,221.39 = 753,177,630.35 : x - Step 2: Convert to fraction form
1,736,491,693.34/2,603,273,221.39 = 753,177,630.35/x - Step 3: Cross multiply
1,736,491,693.34x = 2,603,273,221.39 × 753,177,630.35 - Step 4: Simplify right side
1,736,491,693.34x = 1,960,727,156,040,131,072 - Step 5: Solve for x
x = 1,960,727,156,040,131,072/1,736,491,693.34 - Step 6: Final answer
x = 1,129,131,318.95
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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.