Finding the Fourth Proportional to 294,481,972.29, 406,403,303.90 and 162,322,671.18
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Solution
The fourth proportional to 294,481,972.29, 406,403,303.90 and 162,322,671.18 is: 224,015,308.48
Step by Step Solution
- Step 1: Write the proportion equation
294,481,972.29 : 406,403,303.90 = 162,322,671.18 : x - Step 2: Convert to fraction form
294,481,972.29/406,403,303.90 = 162,322,671.18/x - Step 3: Cross multiply
294,481,972.29x = 406,403,303.90 × 162,322,671.18 - Step 4: Simplify right side
294,481,972.29x = 65,968,469,864,613,696 - Step 5: Solve for x
x = 65,968,469,864,613,696/294,481,972.29 - Step 6: Final answer
x = 224,015,308.48
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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.