Finding the Fourth Proportional to 9,689,541,121.50, 13,374,054,658.86 and 6,310,869,756.06
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Solution
The fourth proportional to 9,689,541,121.50, 13,374,054,658.86 and 6,310,869,756.06 is: 8,710,620,658.31
Step by Step Solution
- Step 1: Write the proportion equation
9,689,541,121.50 : 13,374,054,658.86 = 6,310,869,756.06 : x - Step 2: Convert to fraction form
9,689,541,121.50/13,374,054,658.86 = 6,310,869,756.06/x - Step 3: Cross multiply
9,689,541,121.50x = 13,374,054,658.86 × 6,310,869,756.06 - Step 4: Simplify right side
9,689,541,121.50x = 84,401,917,062,492,930,048 - Step 5: Solve for x
x = 84,401,917,062,492,930,048/9,689,541,121.50 - Step 6: Final answer
x = 8,710,620,658.31
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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.