Home / 258,100,924.87-387,151,020.96-119,850,933.64

Finding the Fourth Proportional to 258,100,924.87, 387,151,020.96 and 119,850,933.64

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Solution

The fourth proportional to 258,100,924.87, 387,151,020.96 and 119,850,933.64 is: 179,776,230.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,100,924.87 : 387,151,020.96 = 119,850,933.64 : x
  2. Step 2: Convert to fraction form
    258,100,924.87/387,151,020.96 = 119,850,933.64/x
  3. Step 3: Cross multiply
    258,100,924.87x = 387,151,020.96 × 119,850,933.64
  4. Step 4: Simplify right side
    258,100,924.87x = 46,400,411,321,735,208
  5. Step 5: Solve for x
    x = 46,400,411,321,735,208/258,100,924.87
  6. Step 6: Final answer
    x = 179,776,230.35

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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.