Finding the Fourth Proportional to 229,897,215.84, 344,891,251.84 and 84,332,128.80
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Solution
The fourth proportional to 229,897,215.84, 344,891,251.84 and 84,332,128.80 is: 126,514,857.37
Step by Step Solution
- Step 1: Write the proportion equation
229,897,215.84 : 344,891,251.84 = 84,332,128.80 : x - Step 2: Convert to fraction form
229,897,215.84/344,891,251.84 = 84,332,128.80/x - Step 3: Cross multiply
229,897,215.84x = 344,891,251.84 × 84,332,128.80 - Step 4: Simplify right side
229,897,215.84x = 29,085,413,472,164,112 - Step 5: Solve for x
x = 29,085,413,472,164,112/229,897,215.84 - Step 6: Final answer
x = 126,514,857.37
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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.