Finding the Fourth Proportional to 558,591,245.62, 837,910,451.07 and 165,118,972.23
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Solution
The fourth proportional to 558,591,245.62, 837,910,451.07 and 165,118,972.23 is: 247,685,429.35
Step by Step Solution
- Step 1: Write the proportion equation
558,591,245.62 : 837,910,451.07 = 165,118,972.23 : x - Step 2: Convert to fraction form
558,591,245.62/837,910,451.07 = 165,118,972.23/x - Step 3: Cross multiply
558,591,245.62x = 837,910,451.07 × 165,118,972.23 - Step 4: Simplify right side
558,591,245.62x = 138,354,912,501,454,096 - Step 5: Solve for x
x = 138,354,912,501,454,096/558,591,245.62 - Step 6: Final answer
x = 247,685,429.35
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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.