Finding the Fourth Proportional to 591,135,563.40, 886,703,345.10 and 373,457,329.80
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Solution
The fourth proportional to 591,135,563.40, 886,703,345.10 and 373,457,329.80 is: 560,185,994.70
Step by Step Solution
- Step 1: Write the proportion equation
591,135,563.40 : 886,703,345.10 = 373,457,329.80 : x - Step 2: Convert to fraction form
591,135,563.40/886,703,345.10 = 373,457,329.80/x - Step 3: Cross multiply
591,135,563.40x = 886,703,345.10 × 373,457,329.80 - Step 4: Simplify right side
591,135,563.40x = 331,145,863,585,773,952 - Step 5: Solve for x
x = 331,145,863,585,773,952/591,135,563.40 - Step 6: Final answer
x = 560,185,994.70
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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.