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    Question

    Find the fourth proportional of 10¹⁵, 2⁸ and

    5⁸
    A 10⁷ Correct Answer Incorrect Answer
    B Correct Answer Incorrect Answer
    C 5⁸ Correct Answer Incorrect Answer
    D 6⁸ Correct Answer Incorrect Answer

    Solution

    ATQ, Fourth proportional = 10¹⁵ ÷ (2⁸ × 5⁸) = 10¹⁵ ÷ 10⁸ = 10⁷

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