Finding the Fourth Proportional to 219,718,517.68, 329,392,420.08 and 180,858,887.46
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Solution
The fourth proportional to 219,718,517.68, 329,392,420.08 and 180,858,887.46 is: 271,135,757.07
Step by Step Solution
- Step 1: Write the proportion equation
219,718,517.68 : 329,392,420.08 = 180,858,887.46 : x - Step 2: Convert to fraction form
219,718,517.68/329,392,420.08 = 180,858,887.46/x - Step 3: Cross multiply
219,718,517.68x = 329,392,420.08 × 180,858,887.46 - Step 4: Simplify right side
219,718,517.68x = 59,573,546,633,425,760 - Step 5: Solve for x
x = 59,573,546,633,425,760/219,718,517.68 - Step 6: Final answer
x = 271,135,757.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.