Finding the Fourth Proportional to 276,508,893.84, 381,593,865.96 and 159,034,256.88
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Solution
The fourth proportional to 276,508,893.84, 381,593,865.96 and 159,034,256.88 is: 219,473,941.91
Step by Step Solution
- Step 1: Write the proportion equation
276,508,893.84 : 381,593,865.96 = 159,034,256.88 : x - Step 2: Convert to fraction form
276,508,893.84/381,593,865.96 = 159,034,256.88/x - Step 3: Cross multiply
276,508,893.84x = 381,593,865.96 × 159,034,256.88 - Step 4: Simplify right side
276,508,893.84x = 60,686,496,902,914,920 - Step 5: Solve for x
x = 60,686,496,902,914,920/276,508,893.84 - Step 6: Final answer
x = 219,473,941.91
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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.