Home / 239,576,811.24-330,616,219.98-129,568,524.24

Finding the Fourth Proportional to 239,576,811.24, 330,616,219.98 and 129,568,524.24

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Solution

The fourth proportional to 239,576,811.24, 330,616,219.98 and 129,568,524.24 is: 178,804,682.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,576,811.24 : 330,616,219.98 = 129,568,524.24 : x
  2. Step 2: Convert to fraction form
    239,576,811.24/330,616,219.98 = 129,568,524.24/x
  3. Step 3: Cross multiply
    239,576,811.24x = 330,616,219.98 × 129,568,524.24
  4. Step 4: Simplify right side
    239,576,811.24x = 42,837,455,712,615,800
  5. Step 5: Solve for x
    x = 42,837,455,712,615,800/239,576,811.24
  6. Step 6: Final answer
    x = 178,804,682.69

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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.