Home / 386,745,857.25-580,134,794.72-114,116,624.25

Finding the Fourth Proportional to 386,745,857.25, 580,134,794.72 and 114,116,624.25

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Solution

The fourth proportional to 386,745,857.25, 580,134,794.72 and 114,116,624.25 is: 171,179,660.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,745,857.25 : 580,134,794.72 = 114,116,624.25 : x
  2. Step 2: Convert to fraction form
    386,745,857.25/580,134,794.72 = 114,116,624.25/x
  3. Step 3: Cross multiply
    386,745,857.25x = 580,134,794.72 × 114,116,624.25
  4. Step 4: Simplify right side
    386,745,857.25x = 66,203,024,382,842,544
  5. Step 5: Solve for x
    x = 66,203,024,382,842,544/386,745,857.25
  6. Step 6: Final answer
    x = 171,179,660.08

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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.