Finding the Fourth Proportional to 565,519,263.70, 848,278,895.55 and 293,421,471.70
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Solution
The fourth proportional to 565,519,263.70, 848,278,895.55 and 293,421,471.70 is: 440,132,207.55
Step by Step Solution
- Step 1: Write the proportion equation
565,519,263.70 : 848,278,895.55 = 293,421,471.70 : x - Step 2: Convert to fraction form
565,519,263.70/848,278,895.55 = 293,421,471.70/x - Step 3: Cross multiply
565,519,263.70x = 848,278,895.55 × 293,421,471.70 - Step 4: Simplify right side
565,519,263.70x = 248,903,241,944,331,552 - Step 5: Solve for x
x = 248,903,241,944,331,552/565,519,263.70 - Step 6: Final answer
x = 440,132,207.55
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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.