Finding the Fourth Proportional to 195,516,481.10, 293,588,065.65 and 155,460,058.70
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Solution
The fourth proportional to 195,516,481.10, 293,588,065.65 and 155,460,058.70 is: 233,439,235.72
Step by Step Solution
- Step 1: Write the proportion equation
195,516,481.10 : 293,588,065.65 = 155,460,058.70 : x - Step 2: Convert to fraction form
195,516,481.10/293,588,065.65 = 155,460,058.70/x - Step 3: Cross multiply
195,516,481.10x = 293,588,065.65 × 155,460,058.70 - Step 4: Simplify right side
195,516,481.10x = 45,641,217,919,568,448 - Step 5: Solve for x
x = 45,641,217,919,568,448/195,516,481.10 - Step 6: Final answer
x = 233,439,235.72
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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.