Finding the Fourth Proportional to 27,636,571,159,734, 38,139,667,054,980 and 15,304,550,226,972
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Solution
The fourth proportional to 27,636,571,159,734, 38,139,667,054,980 and 15,304,550,226,972 is: 21,120,943,213,584.56
Step by Step Solution
- Step 1: Write the proportion equation
27,636,571,159,734 : 38,139,667,054,980 = 15,304,550,226,972 : x - Step 2: Convert to fraction form
27,636,571,159,734/38,139,667,054,980 = 15,304,550,226,972/x - Step 3: Cross multiply
27,636,571,159,734x = 38,139,667,054,980 × 15,304,550,226,972 - Step 4: Simplify right side
27,636,571,159,734x = 583,710,450,082,930,675,991,707,648 - Step 5: Solve for x
x = 583,710,450,082,930,675,991,707,648/27,636,571,159,734 - Step 6: Final answer
x = 21,120,943,213,584.56
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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.