Finding the Fourth Proportional to 225,836,139.29, 338,556,910.68 and 87,566,484.11
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Solution
The fourth proportional to 225,836,139.29, 338,556,910.68 and 87,566,484.11 is: 131,273,225.05
Step by Step Solution
- Step 1: Write the proportion equation
225,836,139.29 : 338,556,910.68 = 87,566,484.11 : x - Step 2: Convert to fraction form
225,836,139.29/338,556,910.68 = 87,566,484.11/x - Step 3: Cross multiply
225,836,139.29x = 338,556,910.68 × 87,566,484.11 - Step 4: Simplify right side
225,836,139.29x = 29,646,238,337,698,128 - Step 5: Solve for x
x = 29,646,238,337,698,128/225,836,139.29 - Step 6: Final answer
x = 131,273,225.05
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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.