Home / 696,561,858.62-1,044,993,954.18-211,875,069.50

Finding the Fourth Proportional to 696,561,858.62, 1,044,993,954.18 and 211,875,069.50

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Solution

The fourth proportional to 696,561,858.62, 1,044,993,954.18 and 211,875,069.50 is: 317,858,584.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,561,858.62 : 1,044,993,954.18 = 211,875,069.50 : x
  2. Step 2: Convert to fraction form
    696,561,858.62/1,044,993,954.18 = 211,875,069.50/x
  3. Step 3: Cross multiply
    696,561,858.62x = 1,044,993,954.18 × 211,875,069.50
  4. Step 4: Simplify right side
    696,561,858.62x = 221,408,166,668,967,296
  5. Step 5: Solve for x
    x = 221,408,166,668,967,296/696,561,858.62
  6. Step 6: Final answer
    x = 317,858,584.89

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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.