Finding the Fourth Proportional to 7,569,944,713.80, 11,354,917,070.70 and 4,957,805,910.60
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Solution
The fourth proportional to 7,569,944,713.80, 11,354,917,070.70 and 4,957,805,910.60 is: 7,436,708,865.90
Step by Step Solution
- Step 1: Write the proportion equation
7,569,944,713.80 : 11,354,917,070.70 = 4,957,805,910.60 : x - Step 2: Convert to fraction form
7,569,944,713.80/11,354,917,070.70 = 4,957,805,910.60/x - Step 3: Cross multiply
7,569,944,713.80x = 11,354,917,070.70 × 4,957,805,910.60 - Step 4: Simplify right side
7,569,944,713.80x = 56,295,474,967,489,306,624 - Step 5: Solve for x
x = 56,295,474,967,489,306,624/7,569,944,713.80 - Step 6: Final answer
x = 7,436,708,865.90
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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.