Finding the Fourth Proportional to 7,561,006,469.30, 11,341,509,703.95 and 2,040,255,643.70
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Solution
The fourth proportional to 7,561,006,469.30, 11,341,509,703.95 and 2,040,255,643.70 is: 3,060,383,465.55
Step by Step Solution
- Step 1: Write the proportion equation
7,561,006,469.30 : 11,341,509,703.95 = 2,040,255,643.70 : x - Step 2: Convert to fraction form
7,561,006,469.30/11,341,509,703.95 = 2,040,255,643.70/x - Step 3: Cross multiply
7,561,006,469.30x = 11,341,509,703.95 × 2,040,255,643.70 - Step 4: Simplify right side
7,561,006,469.30x = 23,139,579,181,562,306,560 - Step 5: Solve for x
x = 23,139,579,181,562,306,560/7,561,006,469.30 - Step 6: Final answer
x = 3,060,383,465.55
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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.