Finding the Fourth Proportional to 558,591,246.62, 837,910,452.57 and 165,118,973.23
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Solution
The fourth proportional to 558,591,246.62, 837,910,452.57 and 165,118,973.23 is: 247,685,430.85
Step by Step Solution
- Step 1: Write the proportion equation
558,591,246.62 : 837,910,452.57 = 165,118,973.23 : x - Step 2: Convert to fraction form
558,591,246.62/837,910,452.57 = 165,118,973.23/x - Step 3: Cross multiply
558,591,246.62x = 837,910,452.57 × 165,118,973.23 - Step 4: Simplify right side
558,591,246.62x = 138,354,913,587,043,008 - Step 5: Solve for x
x = 138,354,913,587,043,008/558,591,246.62 - Step 6: Final answer
x = 247,685,430.85
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1.5x scale
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.