Finding the Fourth Proportional to 437,029,369.80, 655,544,054.70 and 437,029,369.80
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Solution
The fourth proportional to 437,029,369.80, 655,544,054.70 and 437,029,369.80 is: 655,544,054.70
Step by Step Solution
- Step 1: Write the proportion equation
437,029,369.80 : 655,544,054.70 = 437,029,369.80 : x - Step 2: Convert to fraction form
437,029,369.80/655,544,054.70 = 437,029,369.80/x - Step 3: Cross multiply
437,029,369.80x = 655,544,054.70 × 437,029,369.80 - Step 4: Simplify right side
437,029,369.80x = 286,492,005,101,677,760 - Step 5: Solve for x
x = 286,492,005,101,677,760/437,029,369.80 - Step 6: Final answer
x = 655,544,054.70
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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.