Finding the Fourth Proportional to 580,086,272.80, 868,853,950.80 and 503,558,768.80
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Solution
The fourth proportional to 580,086,272.80, 868,853,950.80 and 503,558,768.80 is: 754,230,958.82
Step by Step Solution
- Step 1: Write the proportion equation
580,086,272.80 : 868,853,950.80 = 503,558,768.80 : x - Step 2: Convert to fraction form
580,086,272.80/868,853,950.80 = 503,558,768.80/x - Step 3: Cross multiply
580,086,272.80x = 868,853,950.80 × 503,558,768.80 - Step 4: Simplify right side
580,086,272.80x = 437,519,025,731,863,744 - Step 5: Solve for x
x = 437,519,025,731,863,744/580,086,272.80 - Step 6: Final answer
x = 754,230,958.82
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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.