Finding the Fourth Proportional to 703,552,464,639.03, 970,849,118,249.62 and 394,844,202,072.03
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Solution
The fourth proportional to 703,552,464,639.03, 970,849,118,249.62 and 394,844,202,072.03 is: 544,855,095,666.93
Step by Step Solution
- Step 1: Write the proportion equation
703,552,464,639.03 : 970,849,118,249.62 = 394,844,202,072.03 : x - Step 2: Convert to fraction form
703,552,464,639.03/970,849,118,249.62 = 394,844,202,072.03/x - Step 3: Cross multiply
703,552,464,639.03x = 970,849,118,249.62 × 394,844,202,072.03 - Step 4: Simplify right side
703,552,464,639.03x = 383,334,145,427,605,160,984,576 - Step 5: Solve for x
x = 383,334,145,427,605,160,984,576/703,552,464,639.03 - Step 6: Final answer
x = 544,855,095,666.93
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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.