Finding the Fourth Proportional to 146,945,044.68, 202,738,502.05 and 83,354,911.33
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Solution
The fourth proportional to 146,945,044.68, 202,738,502.05 and 83,354,911.33 is: 115,003,877.12
Step by Step Solution
- Step 1: Write the proportion equation
146,945,044.68 : 202,738,502.05 = 83,354,911.33 : x - Step 2: Convert to fraction form
146,945,044.68/202,738,502.05 = 83,354,911.33/x - Step 3: Cross multiply
146,945,044.68x = 202,738,502.05 × 83,354,911.33 - Step 4: Simplify right side
146,945,044.68x = 16,899,249,861,554,774 - Step 5: Solve for x
x = 16,899,249,861,554,774/146,945,044.68 - Step 6: Final answer
x = 115,003,877.12
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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.