Finding the Fourth Proportional to 107,266,555.70, 160,983,814.35 and 49,765,951.70
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Solution
The fourth proportional to 107,266,555.70, 160,983,814.35 and 49,765,951.70 is: 74,687,890.15
Step by Step Solution
- Step 1: Write the proportion equation
107,266,555.70 : 160,983,814.35 = 49,765,951.70 : x - Step 2: Convert to fraction form
107,266,555.70/160,983,814.35 = 49,765,951.70/x - Step 3: Cross multiply
107,266,555.70x = 160,983,814.35 × 49,765,951.70 - Step 4: Simplify right side
107,266,555.70x = 8,011,512,729,423,867 - Step 5: Solve for x
x = 8,011,512,729,423,867/107,266,555.70 - Step 6: Final answer
x = 74,687,890.15
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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.