Finding the Fourth Proportional to 4,761,430,157.14, 7,144,930,271.34 and 1,775,556,045.46
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Solution
The fourth proportional to 4,761,430,157.14, 7,144,930,271.34 and 1,775,556,045.46 is: 2,664,372,618.94
Step by Step Solution
- Step 1: Write the proportion equation
4,761,430,157.14 : 7,144,930,271.34 = 1,775,556,045.46 : x - Step 2: Convert to fraction form
4,761,430,157.14/7,144,930,271.34 = 1,775,556,045.46/x - Step 3: Cross multiply
4,761,430,157.14x = 7,144,930,271.34 × 1,775,556,045.46 - Step 4: Simplify right side
4,761,430,157.14x = 12,686,224,137,667,895,296 - Step 5: Solve for x
x = 12,686,224,137,667,895,296/4,761,430,157.14 - Step 6: Final answer
x = 2,664,372,618.94
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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.