Finding the Fourth Proportional to 294,482,044.68, 406,403,403.32 and 162,322,743.12
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Solution
The fourth proportional to 294,482,044.68, 406,403,403.32 and 162,322,743.12 is: 224,015,407.50
Step by Step Solution
- Step 1: Write the proportion equation
294,482,044.68 : 406,403,403.32 = 162,322,743.12 : x - Step 2: Convert to fraction form
294,482,044.68/406,403,403.32 = 162,322,743.12/x - Step 3: Cross multiply
294,482,044.68x = 406,403,403.32 × 162,322,743.12 - Step 4: Simplify right side
294,482,044.68x = 65,968,515,240,206,112 - Step 5: Solve for x
x = 65,968,515,240,206,112/294,482,044.68 - Step 6: Final answer
x = 224,015,407.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.