Finding the Fourth Proportional to 1,036,414,791.63, 1,430,252,306.81 and 566,517,989.13
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Solution
The fourth proportional to 1,036,414,791.63, 1,430,252,306.81 and 566,517,989.13 is: 781,794,767.26
Step by Step Solution
- Step 1: Write the proportion equation
1,036,414,791.63 : 1,430,252,306.81 = 566,517,989.13 : x - Step 2: Convert to fraction form
1,036,414,791.63/1,430,252,306.81 = 566,517,989.13/x - Step 3: Cross multiply
1,036,414,791.63x = 1,430,252,306.81 × 566,517,989.13 - Step 4: Simplify right side
1,036,414,791.63x = 810,263,660,802,545,024 - Step 5: Solve for x
x = 810,263,660,802,545,024/1,036,414,791.63 - Step 6: Final answer
x = 781,794,767.26
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Double scale
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1.5x scale
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.