Finding the Fourth Proportional to 219,591,151.41, 329,291,045.87 and 73,997,575.05
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Solution
The fourth proportional to 219,591,151.41, 329,291,045.87 and 73,997,575.05 is: 110,964,120.02
Step by Step Solution
- Step 1: Write the proportion equation
219,591,151.41 : 329,291,045.87 = 73,997,575.05 : x - Step 2: Convert to fraction form
219,591,151.41/329,291,045.87 = 73,997,575.05/x - Step 3: Cross multiply
219,591,151.41x = 329,291,045.87 × 73,997,575.05 - Step 4: Simplify right side
219,591,151.41x = 24,366,738,879,688,328 - Step 5: Solve for x
x = 24,366,738,879,688,328/219,591,151.41 - Step 6: Final answer
x = 110,964,120.02
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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.