Finding the Fourth Proportional to 213,744,379.42, 294,967,815.33 and 115,959,235.42
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Solution
The fourth proportional to 213,744,379.42, 294,967,815.33 and 115,959,235.42 is: 160,024,055.05
Step by Step Solution
- Step 1: Write the proportion equation
213,744,379.42 : 294,967,815.33 = 115,959,235.42 : x - Step 2: Convert to fraction form
213,744,379.42/294,967,815.33 = 115,959,235.42/x - Step 3: Cross multiply
213,744,379.42x = 294,967,815.33 × 115,959,235.42 - Step 4: Simplify right side
213,744,379.42x = 34,204,242,339,174,552 - Step 5: Solve for x
x = 34,204,242,339,174,552/213,744,379.42 - Step 6: Final answer
x = 160,024,055.05
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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.