Finding the Fourth Proportional to 187,297,237,048.99, 258,469,535,390.50 and 101,658,202,568.87
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Solution
The fourth proportional to 187,297,237,048.99, 258,469,535,390.50 and 101,658,202,568.87 is: 140,287,965,805.59
Step by Step Solution
- Step 1: Write the proportion equation
187,297,237,048.99 : 258,469,535,390.50 = 101,658,202,568.87 : x - Step 2: Convert to fraction form
187,297,237,048.99/258,469,535,390.50 = 101,658,202,568.87/x - Step 3: Cross multiply
187,297,237,048.99x = 258,469,535,390.50 × 101,658,202,568.87 - Step 4: Simplify right side
187,297,237,048.99x = 26,275,548,386,609,160,257,536 - Step 5: Solve for x
x = 26,275,548,386,609,160,257,536/187,297,237,048.99 - Step 6: Final answer
x = 140,287,965,805.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.