Finding the Fourth Proportional to 3,721,328,663.58, 5,135,434,043.49 and 2,027,783,592.54
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Solution
The fourth proportional to 3,721,328,663.58, 5,135,434,043.49 and 2,027,783,592.54 is: 2,798,341,623.48
Step by Step Solution
- Step 1: Write the proportion equation
3,721,328,663.58 : 5,135,434,043.49 = 2,027,783,592.54 : x - Step 2: Convert to fraction form
3,721,328,663.58/5,135,434,043.49 = 2,027,783,592.54/x - Step 3: Cross multiply
3,721,328,663.58x = 5,135,434,043.49 × 2,027,783,592.54 - Step 4: Simplify right side
3,721,328,663.58x = 10,413,548,893,960,370,176 - Step 5: Solve for x
x = 10,413,548,893,960,370,176/3,721,328,663.58 - Step 6: Final answer
x = 2,798,341,623.48
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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.