Finding the Fourth Proportional to 136,097,897.80, 204,146,846.70 and 97,834,145.80
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Solution
The fourth proportional to 136,097,897.80, 204,146,846.70 and 97,834,145.80 is: 146,751,218.70
Step by Step Solution
- Step 1: Write the proportion equation
136,097,897.80 : 204,146,846.70 = 97,834,145.80 : x - Step 2: Convert to fraction form
136,097,897.80/204,146,846.70 = 97,834,145.80/x - Step 3: Cross multiply
136,097,897.80x = 204,146,846.70 × 97,834,145.80 - Step 4: Simplify right side
136,097,897.80x = 19,972,532,364,658,048 - Step 5: Solve for x
x = 19,972,532,364,658,048/136,097,897.80 - Step 6: Final answer
x = 146,751,218.70
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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.