Finding the Fourth Proportional to 559,876,207.70, 839,814,311.55 and 534,367,039.70
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Solution
The fourth proportional to 559,876,207.70, 839,814,311.55 and 534,367,039.70 is: 801,550,559.55
Step by Step Solution
- Step 1: Write the proportion equation
559,876,207.70 : 839,814,311.55 = 534,367,039.70 : x - Step 2: Convert to fraction form
559,876,207.70/839,814,311.55 = 534,367,039.70/x - Step 3: Cross multiply
559,876,207.70x = 839,814,311.55 × 534,367,039.70 - Step 4: Simplify right side
559,876,207.70x = 448,769,087,560,667,008 - Step 5: Solve for x
x = 448,769,087,560,667,008/559,876,207.70 - Step 6: Final answer
x = 801,550,559.55
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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.