Finding the Fourth Proportional to 219,718,519.68, 329,392,423.08 and 180,858,889.48
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Solution
The fourth proportional to 219,718,519.68, 329,392,423.08 and 180,858,889.48 is: 271,135,760.10
Step by Step Solution
- Step 1: Write the proportion equation
219,718,519.68 : 329,392,423.08 = 180,858,889.48 : x - Step 2: Convert to fraction form
219,718,519.68/329,392,423.08 = 180,858,889.48/x - Step 3: Cross multiply
219,718,519.68x = 329,392,423.08 × 180,858,889.48 - Step 4: Simplify right side
219,718,519.68x = 59,573,547,841,375,112 - Step 5: Solve for x
x = 59,573,547,841,375,112/219,718,519.68 - Step 6: Final answer
x = 271,135,760.10
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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.