Home / 235,960,532.69-353,941,919.28-72,198,028.58

Finding the Fourth Proportional to 235,960,532.69, 353,941,919.28 and 72,198,028.58

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Solution

The fourth proportional to 235,960,532.69, 353,941,919.28 and 72,198,028.58 is: 108,297,385.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,960,532.69 : 353,941,919.28 = 72,198,028.58 : x
  2. Step 2: Convert to fraction form
    235,960,532.69/353,941,919.28 = 72,198,028.58/x
  3. Step 3: Cross multiply
    235,960,532.69x = 353,941,919.28 × 72,198,028.58
  4. Step 4: Simplify right side
    235,960,532.69x = 25,553,908,802,067,784
  5. Step 5: Solve for x
    x = 25,553,908,802,067,784/235,960,532.69
  6. Step 6: Final answer
    x = 108,297,385.63

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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.