Home / 358,571,067.80-537,856,601.70-327,960,066.20

Finding the Fourth Proportional to 358,571,067.80, 537,856,601.70 and 327,960,066.20

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Solution

The fourth proportional to 358,571,067.80, 537,856,601.70 and 327,960,066.20 is: 491,940,099.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,571,067.80 : 537,856,601.70 = 327,960,066.20 : x
  2. Step 2: Convert to fraction form
    358,571,067.80/537,856,601.70 = 327,960,066.20/x
  3. Step 3: Cross multiply
    358,571,067.80x = 537,856,601.70 × 327,960,066.20
  4. Step 4: Simplify right side
    358,571,067.80x = 176,395,486,699,639,040
  5. Step 5: Solve for x
    x = 176,395,486,699,639,040/358,571,067.80
  6. Step 6: Final answer
    x = 491,940,099.30

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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.