Finding the Fourth Proportional to 545,577,883.80, 818,366,825.70 and 545,577,883.80
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Solution
The fourth proportional to 545,577,883.80, 818,366,825.70 and 545,577,883.80 is: 818,366,825.70
Step by Step Solution
- Step 1: Write the proportion equation
545,577,883.80 : 818,366,825.70 = 545,577,883.80 : x - Step 2: Convert to fraction form
545,577,883.80/818,366,825.70 = 545,577,883.80/x - Step 3: Cross multiply
545,577,883.80x = 818,366,825.70 × 545,577,883.80 - Step 4: Simplify right side
545,577,883.80x = 446,482,840,937,529,472 - Step 5: Solve for x
x = 446,482,840,937,529,472/545,577,883.80 - Step 6: Final answer
x = 818,366,825.70
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Double scale
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Similar ratio
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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.