Home / 76,668,487,558.82-115,005,074,210.65-26,303,214,860.92

Finding the Fourth Proportional to 76,668,487,558.82, 115,005,074,210.65 and 26,303,214,860.92

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Solution

The fourth proportional to 76,668,487,558.82, 115,005,074,210.65 and 26,303,214,860.92 is: 39,455,626,077.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,668,487,558.82 : 115,005,074,210.65 = 26,303,214,860.92 : x
  2. Step 2: Convert to fraction form
    76,668,487,558.82/115,005,074,210.65 = 26,303,214,860.92/x
  3. Step 3: Cross multiply
    76,668,487,558.82x = 115,005,074,210.65 × 26,303,214,860.92
  4. Step 4: Simplify right side
    76,668,487,558.82x = 3,025,003,177,058,776,383,488
  5. Step 5: Solve for x
    x = 3,025,003,177,058,776,383,488/76,668,487,558.82
  6. Step 6: Final answer
    x = 39,455,626,077.64

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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.