Finding the Fourth Proportional to 416,077,064.70, 622,921,203.45 and 404,133,128.70
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Solution
The fourth proportional to 416,077,064.70, 622,921,203.45 and 404,133,128.70 is: 605,039,585.79
Step by Step Solution
- Step 1: Write the proportion equation
416,077,064.70 : 622,921,203.45 = 404,133,128.70 : x - Step 2: Convert to fraction form
416,077,064.70/622,921,203.45 = 404,133,128.70/x - Step 3: Cross multiply
416,077,064.70x = 622,921,203.45 × 404,133,128.70 - Step 4: Simplify right side
416,077,064.70x = 251,743,094,883,817,760 - Step 5: Solve for x
x = 251,743,094,883,817,760/416,077,064.70 - Step 6: Final answer
x = 605,039,585.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.