Home / 124,278,005.58-186,410,299.68-38,016,422.16

Finding the Fourth Proportional to 124,278,005.58, 186,410,299.68 and 38,016,422.16

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Solution

The fourth proportional to 124,278,005.58, 186,410,299.68 and 38,016,422.16 is: 57,022,581.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,278,005.58 : 186,410,299.68 = 38,016,422.16 : x
  2. Step 2: Convert to fraction form
    124,278,005.58/186,410,299.68 = 38,016,422.16/x
  3. Step 3: Cross multiply
    124,278,005.58x = 186,410,299.68 × 38,016,422.16
  4. Step 4: Simplify right side
    124,278,005.58x = 7,086,652,647,606,993
  5. Step 5: Solve for x
    x = 7,086,652,647,606,993/124,278,005.58
  6. Step 6: Final answer
    x = 57,022,581.06

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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.