Home / 227,345,925.68-313,665,758.52-139,147,976.24

Finding the Fourth Proportional to 227,345,925.68, 313,665,758.52 and 139,147,976.24

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Solution

The fourth proportional to 227,345,925.68, 313,665,758.52 and 139,147,976.24 is: 191,980,372.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,345,925.68 : 313,665,758.52 = 139,147,976.24 : x
  2. Step 2: Convert to fraction form
    227,345,925.68/313,665,758.52 = 139,147,976.24/x
  3. Step 3: Cross multiply
    227,345,925.68x = 313,665,758.52 × 139,147,976.24
  4. Step 4: Simplify right side
    227,345,925.68x = 43,645,955,513,842,536
  5. Step 5: Solve for x
    x = 43,645,955,513,842,536/227,345,925.68
  6. Step 6: Final answer
    x = 191,980,372.57

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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.