Finding the Fourth Proportional to 5,332,873,653.36, 7,999,693,117.56 and 1,839,227,758.56
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Solution
The fourth proportional to 5,332,873,653.36, 7,999,693,117.56 and 1,839,227,758.56 is: 2,758,973,603.75
Step by Step Solution
- Step 1: Write the proportion equation
5,332,873,653.36 : 7,999,693,117.56 = 1,839,227,758.56 : x - Step 2: Convert to fraction form
5,332,873,653.36/7,999,693,117.56 = 1,839,227,758.56/x - Step 3: Cross multiply
5,332,873,653.36x = 7,999,693,117.56 × 1,839,227,758.56 - Step 4: Simplify right side
5,332,873,653.36x = 14,713,257,641,777,737,728 - Step 5: Solve for x
x = 14,713,257,641,777,737,728/5,332,873,653.36 - Step 6: Final answer
x = 2,758,973,603.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.