Finding the Fourth Proportional to 13,867,743,251,808, 19,137,530,405,507 and 7,701,732,785,431.80
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Solution
The fourth proportional to 13,867,743,251,808, 19,137,530,405,507 and 7,701,732,785,431.80 is: 10,628,416,078,951.78
Step by Step Solution
- Step 1: Write the proportion equation
13,867,743,251,808 : 19,137,530,405,507 = 7,701,732,785,431.80 : x - Step 2: Convert to fraction form
13,867,743,251,808/19,137,530,405,507 = 7,701,732,785,431.80/x - Step 3: Cross multiply
13,867,743,251,808x = 19,137,530,405,507 × 7,701,732,785,431.80 - Step 4: Simplify right side
13,867,743,251,808x = 147,392,145,356,291,184,628,072,448 - Step 5: Solve for x
x = 147,392,145,356,291,184,628,072,448/13,867,743,251,808 - Step 6: Final answer
x = 10,628,416,078,951.78
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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.