Finding the Fourth Proportional to 107,266,556.70, 160,983,815.85 and 49,765,952.70
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Solution
The fourth proportional to 107,266,556.70, 160,983,815.85 and 49,765,952.70 is: 74,687,891.66
Step by Step Solution
- Step 1: Write the proportion equation
107,266,556.70 : 160,983,815.85 = 49,765,952.70 : x - Step 2: Convert to fraction form
107,266,556.70/160,983,815.85 = 49,765,952.70/x - Step 3: Cross multiply
107,266,556.70x = 160,983,815.85 × 49,765,952.70 - Step 4: Simplify right side
107,266,556.70x = 8,011,512,965,056,610 - Step 5: Solve for x
x = 8,011,512,965,056,610/107,266,556.70 - Step 6: Final answer
x = 74,687,891.66
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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.