Finding the Fourth Proportional to 89,834,450,905.07, 134,537,762,739.68 and 51,981,251,775.57
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Solution
The fourth proportional to 89,834,450,905.07, 134,537,762,739.68 and 51,981,251,775.57 is: 77,848,100,008.80
Step by Step Solution
- Step 1: Write the proportion equation
89,834,450,905.07 : 134,537,762,739.68 = 51,981,251,775.57 : x - Step 2: Convert to fraction form
89,834,450,905.07/134,537,762,739.68 = 51,981,251,775.57/x - Step 3: Cross multiply
89,834,450,905.07x = 134,537,762,739.68 × 51,981,251,775.57 - Step 4: Simplify right side
89,834,450,905.07x = 6,993,441,318,293,205,942,272 - Step 5: Solve for x
x = 6,993,441,318,293,205,942,272/89,834,450,905.07 - Step 6: Final answer
x = 77,848,100,008.80
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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.