Finding the Fourth Proportional to 818,926,354.44, 1,228,389,536.52 and 273,667,888.44
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Solution
The fourth proportional to 818,926,354.44, 1,228,389,536.52 and 273,667,888.44 is: 410,501,834.28
Step by Step Solution
- Step 1: Write the proportion equation
818,926,354.44 : 1,228,389,536.52 = 273,667,888.44 : x - Step 2: Convert to fraction form
818,926,354.44/1,228,389,536.52 = 273,667,888.44/x - Step 3: Cross multiply
818,926,354.44x = 1,228,389,536.52 × 273,667,888.44 - Step 4: Simplify right side
818,926,354.44x = 336,170,770,641,218,688 - Step 5: Solve for x
x = 336,170,770,641,218,688/818,926,354.44 - Step 6: Final answer
x = 410,501,834.28
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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.