Finding the Fourth Proportional to 13,867,743,251,809, 19,137,530,405,508 and 7,701,732,785,432.80
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Solution
The fourth proportional to 13,867,743,251,809, 19,137,530,405,508 and 7,701,732,785,432.80 is: 10,628,416,078,952.95
Step by Step Solution
- Step 1: Write the proportion equation
13,867,743,251,809 : 19,137,530,405,508 = 7,701,732,785,432.80 : x - Step 2: Convert to fraction form
13,867,743,251,809/19,137,530,405,508 = 7,701,732,785,432.80/x - Step 3: Cross multiply
13,867,743,251,809x = 19,137,530,405,508 × 7,701,732,785,432.80 - Step 4: Simplify right side
13,867,743,251,809x = 147,392,145,356,318,019,583,737,856 - Step 5: Solve for x
x = 147,392,145,356,318,019,583,737,856/13,867,743,251,809 - Step 6: Final answer
x = 10,628,416,078,952.95
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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.