Finding the Fourth Proportional to 434,903,755.95, 600,167,271.99 and 239,333,467.95
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Solution
The fourth proportional to 434,903,755.95, 600,167,271.99 and 239,333,467.95 is: 330,280,234.63
Step by Step Solution
- Step 1: Write the proportion equation
434,903,755.95 : 600,167,271.99 = 239,333,467.95 : x - Step 2: Convert to fraction form
434,903,755.95/600,167,271.99 = 239,333,467.95/x - Step 3: Cross multiply
434,903,755.95x = 600,167,271.99 × 239,333,467.95 - Step 4: Simplify right side
434,903,755.95x = 143,640,114,555,457,600 - Step 5: Solve for x
x = 143,640,114,555,457,600/434,903,755.95 - Step 6: Final answer
x = 330,280,234.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.