Finding the Fourth Proportional to 91,092,259.43, 136,528,609.50 and 41,840,148.21
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Solution
The fourth proportional to 91,092,259.43, 136,528,609.50 and 41,840,148.21 is: 62,709,798.75
Step by Step Solution
- Step 1: Write the proportion equation
91,092,259.43 : 136,528,609.50 = 41,840,148.21 : x - Step 2: Convert to fraction form
91,092,259.43/136,528,609.50 = 41,840,148.21/x - Step 3: Cross multiply
91,092,259.43x = 136,528,609.50 × 41,840,148.21 - Step 4: Simplify right side
91,092,259.43x = 5,712,377,256,385,214 - Step 5: Solve for x
x = 5,712,377,256,385,214/91,092,259.43 - Step 6: Final answer
x = 62,709,798.75
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1.5x scale
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.